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Finding the Fourth Proportional to 625,876.74, 939,200.58 and 246,732.96

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Solution

The fourth proportional to 625,876.74, 939,200.58 and 246,732.96 is: 370,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,876.74 : 939,200.58 = 246,732.96 : x
  2. Step 2: Convert to fraction form
    625,876.74/939,200.58 = 246,732.96/x
  3. Step 3: Cross multiply
    625,876.74x = 939,200.58 × 246,732.96
  4. Step 4: Simplify right side
    625,876.74x = 231,731,739,137.12
  5. Step 5: Solve for x
    x = 231,731,739,137.12/625,876.74
  6. Step 6: Final answer
    x = 370,251.40

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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.