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Finding the Fourth Proportional to 7,493.92, 10,339.20 and 4,348.96

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Solution

The fourth proportional to 7,493.92, 10,339.20 and 4,348.96 is: 6,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.92 : 10,339.20 = 4,348.96 : x
  2. Step 2: Convert to fraction form
    7,493.92/10,339.20 = 4,348.96/x
  3. Step 3: Cross multiply
    7,493.92x = 10,339.20 × 4,348.96
  4. Step 4: Simplify right side
    7,493.92x = 44,964,767.23
  5. Step 5: Solve for x
    x = 44,964,767.23/7,493.92
  6. Step 6: Final answer
    x = 6,000.17

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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.