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Finding the Fourth Proportional to 5,722.88, 8,582.40 and 2,024.48

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Solution

The fourth proportional to 5,722.88, 8,582.40 and 2,024.48 is: 3,036.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.88 : 8,582.40 = 2,024.48 : x
  2. Step 2: Convert to fraction form
    5,722.88/8,582.40 = 2,024.48/x
  3. Step 3: Cross multiply
    5,722.88x = 8,582.40 × 2,024.48
  4. Step 4: Simplify right side
    5,722.88x = 17,374,897.15
  5. Step 5: Solve for x
    x = 17,374,897.15/5,722.88
  6. Step 6: Final answer
    x = 3,036.04

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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.