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Finding the Fourth Proportional to 12,344.60, 17,032.07 and 7,306.61

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Solution

The fourth proportional to 12,344.60, 17,032.07 and 7,306.61 is: 10,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.60 : 17,032.07 = 7,306.61 : x
  2. Step 2: Convert to fraction form
    12,344.60/17,032.07 = 7,306.61/x
  3. Step 3: Cross multiply
    12,344.60x = 17,032.07 × 7,306.61
  4. Step 4: Simplify right side
    12,344.60x = 124,446,626.09
  5. Step 5: Solve for x
    x = 124,446,626.09/12,344.60
  6. Step 6: Final answer
    x = 10,081.06

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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.