Home / 734,000.20-1,101,000.30-556,853.20

Finding the Fourth Proportional to 734,000.20, 1,101,000.30 and 556,853.20

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Solution

The fourth proportional to 734,000.20, 1,101,000.30 and 556,853.20 is: 835,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,000.20 : 1,101,000.30 = 556,853.20 : x
  2. Step 2: Convert to fraction form
    734,000.20/1,101,000.30 = 556,853.20/x
  3. Step 3: Cross multiply
    734,000.20x = 1,101,000.30 × 556,853.20
  4. Step 4: Simplify right side
    734,000.20x = 613,095,540,255.96
  5. Step 5: Solve for x
    x = 613,095,540,255.96/734,000.20
  6. Step 6: Final answer
    x = 835,279.80

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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.