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Finding the Fourth Proportional to 4,572.88, 6,859.34 and 1,110.13

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Solution

The fourth proportional to 4,572.88, 6,859.34 and 1,110.13 is: 1,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.88 : 6,859.34 = 1,110.13 : x
  2. Step 2: Convert to fraction form
    4,572.88/6,859.34 = 1,110.13/x
  3. Step 3: Cross multiply
    4,572.88x = 6,859.34 × 1,110.13
  4. Step 4: Simplify right side
    4,572.88x = 7,614,759.11
  5. Step 5: Solve for x
    x = 7,614,759.11/4,572.88
  6. Step 6: Final answer
    x = 1,665.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.