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Finding the Fourth Proportional to 540,593.87, 746,035.11 and 298,892.04

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Solution

The fourth proportional to 540,593.87, 746,035.11 and 298,892.04 is: 412,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,593.87 : 746,035.11 = 298,892.04 : x
  2. Step 2: Convert to fraction form
    540,593.87/746,035.11 = 298,892.04/x
  3. Step 3: Cross multiply
    540,593.87x = 746,035.11 × 298,892.04
  4. Step 4: Simplify right side
    540,593.87x = 222,983,955,939.52
  5. Step 5: Solve for x
    x = 222,983,955,939.52/540,593.87
  6. Step 6: Final answer
    x = 412,479.63

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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.