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Finding the Fourth Proportional to 614,682.60, 922,023.90 and 577,357.80

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Solution

The fourth proportional to 614,682.60, 922,023.90 and 577,357.80 is: 866,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,682.60 : 922,023.90 = 577,357.80 : x
  2. Step 2: Convert to fraction form
    614,682.60/922,023.90 = 577,357.80/x
  3. Step 3: Cross multiply
    614,682.60x = 922,023.90 × 577,357.80
  4. Step 4: Simplify right side
    614,682.60x = 532,337,690,451.42
  5. Step 5: Solve for x
    x = 532,337,690,451.42/614,682.60
  6. Step 6: Final answer
    x = 866,036.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.