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Finding the Fourth Proportional to 1,101.14, 1,519.72 and 676.02

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Solution

The fourth proportional to 1,101.14, 1,519.72 and 676.02 is: 933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101.14 : 1,519.72 = 676.02 : x
  2. Step 2: Convert to fraction form
    1,101.14/1,519.72 = 676.02/x
  3. Step 3: Cross multiply
    1,101.14x = 1,519.72 × 676.02
  4. Step 4: Simplify right side
    1,101.14x = 1,027,360.06
  5. Step 5: Solve for x
    x = 1,027,360.06/1,101.14
  6. Step 6: Final answer
    x = 933.00

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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.