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Finding the Fourth Proportional to 625,077.27, 862,588.89 and 366,950.10

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Solution

The fourth proportional to 625,077.27, 862,588.89 and 366,950.10 is: 506,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,077.27 : 862,588.89 = 366,950.10 : x
  2. Step 2: Convert to fraction form
    625,077.27/862,588.89 = 366,950.10/x
  3. Step 3: Cross multiply
    625,077.27x = 862,588.89 × 366,950.10
  4. Step 4: Simplify right side
    625,077.27x = 316,527,079,444.39
  5. Step 5: Solve for x
    x = 316,527,079,444.39/625,077.27
  6. Step 6: Final answer
    x = 506,380.72

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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.