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Finding the Fourth Proportional to 374,349.18, 516,600.72 and 204,583.30

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Solution

The fourth proportional to 374,349.18, 516,600.72 and 204,583.30 is: 282,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,349.18 : 516,600.72 = 204,583.30 : x
  2. Step 2: Convert to fraction form
    374,349.18/516,600.72 = 204,583.30/x
  3. Step 3: Cross multiply
    374,349.18x = 516,600.72 × 204,583.30
  4. Step 4: Simplify right side
    374,349.18x = 105,687,880,079.98
  5. Step 5: Solve for x
    x = 105,687,880,079.98/374,349.18
  6. Step 6: Final answer
    x = 282,324.33

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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.