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Finding the Fourth Proportional to 636,697.46, 954,824.61 and 237,120.20

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Solution

The fourth proportional to 636,697.46, 954,824.61 and 237,120.20 is: 355,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,697.46 : 954,824.61 = 237,120.20 : x
  2. Step 2: Convert to fraction form
    636,697.46/954,824.61 = 237,120.20/x
  3. Step 3: Cross multiply
    636,697.46x = 954,824.61 × 237,120.20
  4. Step 4: Simplify right side
    636,697.46x = 226,408,202,488.12
  5. Step 5: Solve for x
    x = 226,408,202,488.12/636,697.46
  6. Step 6: Final answer
    x = 355,597.78

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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.