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Finding the Fourth Proportional to 1,137.52, 1,705.48 and 589.44

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Solution

The fourth proportional to 1,137.52, 1,705.48 and 589.44 is: 883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137.52 : 1,705.48 = 589.44 : x
  2. Step 2: Convert to fraction form
    1,137.52/1,705.48 = 589.44/x
  3. Step 3: Cross multiply
    1,137.52x = 1,705.48 × 589.44
  4. Step 4: Simplify right side
    1,137.52x = 1,005,278.13
  5. Step 5: Solve for x
    x = 1,005,278.13/1,137.52
  6. Step 6: Final answer
    x = 883.75

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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.