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Finding the Fourth Proportional to 29,647.38, 44,471.07 and 8,588.61

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Solution

The fourth proportional to 29,647.38, 44,471.07 and 8,588.61 is: 12,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,647.38 : 44,471.07 = 8,588.61 : x
  2. Step 2: Convert to fraction form
    29,647.38/44,471.07 = 8,588.61/x
  3. Step 3: Cross multiply
    29,647.38x = 44,471.07 × 8,588.61
  4. Step 4: Simplify right side
    29,647.38x = 381,944,676.51
  5. Step 5: Solve for x
    x = 381,944,676.51/29,647.38
  6. Step 6: Final answer
    x = 12,882.92

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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.