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Finding the Fourth Proportional to 10,670.71, 16,006.07 and 3,650.79

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Solution

The fourth proportional to 10,670.71, 16,006.07 and 3,650.79 is: 5,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.71 : 16,006.07 = 3,650.79 : x
  2. Step 2: Convert to fraction form
    10,670.71/16,006.07 = 3,650.79/x
  3. Step 3: Cross multiply
    10,670.71x = 16,006.07 × 3,650.79
  4. Step 4: Simplify right side
    10,670.71x = 58,434,800.30
  5. Step 5: Solve for x
    x = 58,434,800.30/10,670.71
  6. Step 6: Final answer
    x = 5,476.19

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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.