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Finding the Fourth Proportional to 8,882.48, 13,299.11 and 4,490.76

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Solution

The fourth proportional to 8,882.48, 13,299.11 and 4,490.76 is: 6,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.48 : 13,299.11 = 4,490.76 : x
  2. Step 2: Convert to fraction form
    8,882.48/13,299.11 = 4,490.76/x
  3. Step 3: Cross multiply
    8,882.48x = 13,299.11 × 4,490.76
  4. Step 4: Simplify right side
    8,882.48x = 59,723,088.77
  5. Step 5: Solve for x
    x = 59,723,088.77/8,882.48
  6. Step 6: Final answer
    x = 6,723.70

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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.