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Finding the Fourth Proportional to 1,168.88, 1,753.92 and 583.94

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Solution

The fourth proportional to 1,168.88, 1,753.92 and 583.94 is: 876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168.88 : 1,753.92 = 583.94 : x
  2. Step 2: Convert to fraction form
    1,168.88/1,753.92 = 583.94/x
  3. Step 3: Cross multiply
    1,168.88x = 1,753.92 × 583.94
  4. Step 4: Simplify right side
    1,168.88x = 1,024,184.04
  5. Step 5: Solve for x
    x = 1,024,184.04/1,168.88
  6. Step 6: Final answer
    x = 876.21

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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.