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Finding the Fourth Proportional to 374,458.41, 516,752.61 and 204,692.52

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Solution

The fourth proportional to 374,458.41, 516,752.61 and 204,692.52 is: 282,475.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,458.41 : 516,752.61 = 204,692.52 : x
  2. Step 2: Convert to fraction form
    374,458.41/516,752.61 = 204,692.52/x
  3. Step 3: Cross multiply
    374,458.41x = 516,752.61 × 204,692.52
  4. Step 4: Simplify right side
    374,458.41x = 105,775,393,957.48
  5. Step 5: Solve for x
    x = 105,775,393,957.48/374,458.41
  6. Step 6: Final answer
    x = 282,475.68

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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.