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Finding the Fourth Proportional to 529,024.96, 730,066.53 and 314,165.71

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Solution

The fourth proportional to 529,024.96, 730,066.53 and 314,165.71 is: 433,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,024.96 : 730,066.53 = 314,165.71 : x
  2. Step 2: Convert to fraction form
    529,024.96/730,066.53 = 314,165.71/x
  3. Step 3: Cross multiply
    529,024.96x = 730,066.53 × 314,165.71
  4. Step 4: Simplify right side
    529,024.96x = 229,361,869,744.69
  5. Step 5: Solve for x
    x = 229,361,869,744.69/529,024.96
  6. Step 6: Final answer
    x = 433,555.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.