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Finding the Fourth Proportional to 556,002.70, 834,004.05 and 201,028.30

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Solution

The fourth proportional to 556,002.70, 834,004.05 and 201,028.30 is: 301,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,002.70 : 834,004.05 = 201,028.30 : x
  2. Step 2: Convert to fraction form
    556,002.70/834,004.05 = 201,028.30/x
  3. Step 3: Cross multiply
    556,002.70x = 834,004.05 × 201,028.30
  4. Step 4: Simplify right side
    556,002.70x = 167,658,416,364.62
  5. Step 5: Solve for x
    x = 167,658,416,364.62/556,002.70
  6. Step 6: Final answer
    x = 301,542.45

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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.