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Finding the Fourth Proportional to 1,004,048,126.70, 1,506,072,190.05 and 1,004,048,126.70

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Solution

The fourth proportional to 1,004,048,126.70, 1,506,072,190.05 and 1,004,048,126.70 is: 1,506,072,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,048,126.70 : 1,506,072,190.05 = 1,004,048,126.70 : x
  2. Step 2: Convert to fraction form
    1,004,048,126.70/1,506,072,190.05 = 1,004,048,126.70/x
  3. Step 3: Cross multiply
    1,004,048,126.70x = 1,506,072,190.05 × 1,004,048,126.70
  4. Step 4: Simplify right side
    1,004,048,126.70x = 1,512,168,961,094,668,800
  5. Step 5: Solve for x
    x = 1,512,168,961,094,668,800/1,004,048,126.70
  6. Step 6: Final answer
    x = 1,506,072,190.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.