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Finding the Fourth Proportional to 374,246.43, 516,467.84 and 204,491.79

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Solution

The fourth proportional to 374,246.43, 516,467.84 and 204,491.79 is: 282,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,246.43 : 516,467.84 = 204,491.79 : x
  2. Step 2: Convert to fraction form
    374,246.43/516,467.84 = 204,491.79/x
  3. Step 3: Cross multiply
    374,246.43x = 516,467.84 × 204,491.79
  4. Step 4: Simplify right side
    374,246.43x = 105,613,432,056.58
  5. Step 5: Solve for x
    x = 105,613,432,056.58/374,246.43
  6. Step 6: Final answer
    x = 282,202.91

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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.