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Finding the Fourth Proportional to 1,350.77, 1,862.52 and 1,101.32

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Solution

The fourth proportional to 1,350.77, 1,862.52 and 1,101.32 is: 1,518.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.77 : 1,862.52 = 1,101.32 : x
  2. Step 2: Convert to fraction form
    1,350.77/1,862.52 = 1,101.32/x
  3. Step 3: Cross multiply
    1,350.77x = 1,862.52 × 1,101.32
  4. Step 4: Simplify right side
    1,350.77x = 2,051,221.21
  5. Step 5: Solve for x
    x = 2,051,221.21/1,350.77
  6. Step 6: Final answer
    x = 1,518.56

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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.