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Finding the Fourth Proportional to 374,480.28, 516,779.46 and 204,712.92

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Solution

The fourth proportional to 374,480.28, 516,779.46 and 204,712.92 is: 282,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,480.28 : 516,779.46 = 204,712.92 : x
  2. Step 2: Convert to fraction form
    374,480.28/516,779.46 = 204,712.92/x
  3. Step 3: Cross multiply
    374,480.28x = 516,779.46 × 204,712.92
  4. Step 4: Simplify right side
    374,480.28x = 105,791,432,252.62
  5. Step 5: Solve for x
    x = 105,791,432,252.62/374,480.28
  6. Step 6: Final answer
    x = 282,502.01

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1.5x scale

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.