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Finding the Fourth Proportional to 5,987.43, 8,983.13 and 2,655.23

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Solution

The fourth proportional to 5,987.43, 8,983.13 and 2,655.23 is: 3,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.43 : 8,983.13 = 2,655.23 : x
  2. Step 2: Convert to fraction form
    5,987.43/8,983.13 = 2,655.23/x
  3. Step 3: Cross multiply
    5,987.43x = 8,983.13 × 2,655.23
  4. Step 4: Simplify right side
    5,987.43x = 23,852,218.08
  5. Step 5: Solve for x
    x = 23,852,218.08/5,987.43
  6. Step 6: Final answer
    x = 3,983.72

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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.