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Finding the Fourth Proportional to 1,100.93, 1,519.20 and 652.82

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Solution

The fourth proportional to 1,100.93, 1,519.20 and 652.82 is: 900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100.93 : 1,519.20 = 652.82 : x
  2. Step 2: Convert to fraction form
    1,100.93/1,519.20 = 652.82/x
  3. Step 3: Cross multiply
    1,100.93x = 1,519.20 × 652.82
  4. Step 4: Simplify right side
    1,100.93x = 991,756.55
  5. Step 5: Solve for x
    x = 991,756.55/1,100.93
  6. Step 6: Final answer
    x = 900.84

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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.