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Finding the Fourth Proportional to 5,909.88, 8,864.83 and 5,549.03

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Solution

The fourth proportional to 5,909.88, 8,864.83 and 5,549.03 is: 8,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.88 : 8,864.83 = 5,549.03 : x
  2. Step 2: Convert to fraction form
    5,909.88/8,864.83 = 5,549.03/x
  3. Step 3: Cross multiply
    5,909.88x = 8,864.83 × 5,549.03
  4. Step 4: Simplify right side
    5,909.88x = 49,191,163.29
  5. Step 5: Solve for x
    x = 49,191,163.29/5,909.88
  6. Step 6: Final answer
    x = 8,323.55

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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.