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Finding the Fourth Proportional to 1,463.02, 2,017.83 and 939.10

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Solution

The fourth proportional to 1,463.02, 2,017.83 and 939.10 is: 1,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.02 : 2,017.83 = 939.10 : x
  2. Step 2: Convert to fraction form
    1,463.02/2,017.83 = 939.10/x
  3. Step 3: Cross multiply
    1,463.02x = 2,017.83 × 939.10
  4. Step 4: Simplify right side
    1,463.02x = 1,894,944.15
  5. Step 5: Solve for x
    x = 1,894,944.15/1,463.02
  6. Step 6: Final answer
    x = 1,295.23

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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.