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Finding the Fourth Proportional to 1,087.95, 1,500.81 and 1,046.01

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Solution

The fourth proportional to 1,087.95, 1,500.81 and 1,046.01 is: 1,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087.95 : 1,500.81 = 1,046.01 : x
  2. Step 2: Convert to fraction form
    1,087.95/1,500.81 = 1,046.01/x
  3. Step 3: Cross multiply
    1,087.95x = 1,500.81 × 1,046.01
  4. Step 4: Simplify right side
    1,087.95x = 1,569,862.27
  5. Step 5: Solve for x
    x = 1,569,862.27/1,087.95
  6. Step 6: Final answer
    x = 1,442.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.