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Finding the Fourth Proportional to 374,566.32, 516,901.51 and 204,800.44

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Solution

The fourth proportional to 374,566.32, 516,901.51 and 204,800.44 is: 282,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,566.32 : 516,901.51 = 204,800.44 : x
  2. Step 2: Convert to fraction form
    374,566.32/516,901.51 = 204,800.44/x
  3. Step 3: Cross multiply
    374,566.32x = 516,901.51 × 204,800.44
  4. Step 4: Simplify right side
    374,566.32x = 105,861,656,684.66
  5. Step 5: Solve for x
    x = 105,861,656,684.66/374,566.32
  6. Step 6: Final answer
    x = 282,624.60

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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.