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Finding the Fourth Proportional to 675,789.50, 932,589.52 and 374,002.94

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Solution

The fourth proportional to 675,789.50, 932,589.52 and 374,002.94 is: 516,124.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,789.50 : 932,589.52 = 374,002.94 : x
  2. Step 2: Convert to fraction form
    675,789.50/932,589.52 = 374,002.94/x
  3. Step 3: Cross multiply
    675,789.50x = 932,589.52 × 374,002.94
  4. Step 4: Simplify right side
    675,789.50x = 348,791,222,293.19
  5. Step 5: Solve for x
    x = 348,791,222,293.19/675,789.50
  6. Step 6: Final answer
    x = 516,124.06

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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.