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Finding the Fourth Proportional to 374,253.39, 516,473.31 and 204,487.50

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Solution

The fourth proportional to 374,253.39, 516,473.31 and 204,487.50 is: 282,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,253.39 : 516,473.31 = 204,487.50 : x
  2. Step 2: Convert to fraction form
    374,253.39/516,473.31 = 204,487.50/x
  3. Step 3: Cross multiply
    374,253.39x = 516,473.31 × 204,487.50
  4. Step 4: Simplify right side
    374,253.39x = 105,612,335,978.63
  5. Step 5: Solve for x
    x = 105,612,335,978.63/374,253.39
  6. Step 6: Final answer
    x = 282,194.73

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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.