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Finding the Fourth Proportional to 374,456.91, 516,750.53 and 204,691.04

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Solution

The fourth proportional to 374,456.91, 516,750.53 and 204,691.04 is: 282,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,456.91 : 516,750.53 = 204,691.04 : x
  2. Step 2: Convert to fraction form
    374,456.91/516,750.53 = 204,691.04/x
  3. Step 3: Cross multiply
    374,456.91x = 516,750.53 × 204,691.04
  4. Step 4: Simplify right side
    374,456.91x = 105,774,199,799.04
  5. Step 5: Solve for x
    x = 105,774,199,799.04/374,456.91
  6. Step 6: Final answer
    x = 282,473.62

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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.