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Finding the Fourth Proportional to 5,982.47, 8,255.72 and 3,329.87

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Solution

The fourth proportional to 5,982.47, 8,255.72 and 3,329.87 is: 4,595.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.47 : 8,255.72 = 3,329.87 : x
  2. Step 2: Convert to fraction form
    5,982.47/8,255.72 = 3,329.87/x
  3. Step 3: Cross multiply
    5,982.47x = 8,255.72 × 3,329.87
  4. Step 4: Simplify right side
    5,982.47x = 27,490,457.71
  5. Step 5: Solve for x
    x = 27,490,457.71/5,982.47
  6. Step 6: Final answer
    x = 4,595.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.