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Finding the Fourth Proportional to 7,306.48, 10,084.20 and 7,063.48

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Solution

The fourth proportional to 7,306.48, 10,084.20 and 7,063.48 is: 9,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,306.48 : 10,084.20 = 7,063.48 : x
  2. Step 2: Convert to fraction form
    7,306.48/10,084.20 = 7,063.48/x
  3. Step 3: Cross multiply
    7,306.48x = 10,084.20 × 7,063.48
  4. Step 4: Simplify right side
    7,306.48x = 71,229,545.02
  5. Step 5: Solve for x
    x = 71,229,545.02/7,306.48
  6. Step 6: Final answer
    x = 9,748.82

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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.