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Finding the Fourth Proportional to 22,988.62, 34,482.89 and 6,348.61

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Solution

The fourth proportional to 22,988.62, 34,482.89 and 6,348.61 is: 9,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.62 : 34,482.89 = 6,348.61 : x
  2. Step 2: Convert to fraction form
    22,988.62/34,482.89 = 6,348.61/x
  3. Step 3: Cross multiply
    22,988.62x = 34,482.89 × 6,348.61
  4. Step 4: Simplify right side
    22,988.62x = 218,918,443.55
  5. Step 5: Solve for x
    x = 218,918,443.55/22,988.62
  6. Step 6: Final answer
    x = 9,522.90

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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.