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Finding the Fourth Proportional to 529,728.96, 794,691.18 and 174,767.52

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Solution

The fourth proportional to 529,728.96, 794,691.18 and 174,767.52 is: 262,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,728.96 : 794,691.18 = 174,767.52 : x
  2. Step 2: Convert to fraction form
    529,728.96/794,691.18 = 174,767.52/x
  3. Step 3: Cross multiply
    529,728.96x = 794,691.18 × 174,767.52
  4. Step 4: Simplify right side
    529,728.96x = 138,886,206,694.47
  5. Step 5: Solve for x
    x = 138,886,206,694.47/529,728.96
  6. Step 6: Final answer
    x = 262,183.53

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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.