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Finding the Fourth Proportional to 3,909.00, 5,862.07 and 1,134.92

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Solution

The fourth proportional to 3,909.00, 5,862.07 and 1,134.92 is: 1,701.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.00 : 5,862.07 = 1,134.92 : x
  2. Step 2: Convert to fraction form
    3,909.00/5,862.07 = 1,134.92/x
  3. Step 3: Cross multiply
    3,909.00x = 5,862.07 × 1,134.92
  4. Step 4: Simplify right side
    3,909.00x = 6,653,004.80
  5. Step 5: Solve for x
    x = 6,653,004.80/3,909.00
  6. Step 6: Final answer
    x = 1,701.97

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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.