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Finding the Fourth Proportional to 5,026.77, 7,540.92 and 4,719.24

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Solution

The fourth proportional to 5,026.77, 7,540.92 and 4,719.24 is: 7,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.77 : 7,540.92 = 4,719.24 : x
  2. Step 2: Convert to fraction form
    5,026.77/7,540.92 = 4,719.24/x
  3. Step 3: Cross multiply
    5,026.77x = 7,540.92 × 4,719.24
  4. Step 4: Simplify right side
    5,026.77x = 35,587,411.30
  5. Step 5: Solve for x
    x = 35,587,411.30/5,026.77
  6. Step 6: Final answer
    x = 7,079.58

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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.