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Finding the Fourth Proportional to 1,463.88, 2,020.16 and 800.73

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Solution

The fourth proportional to 1,463.88, 2,020.16 and 800.73 is: 1,105.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463.88 : 2,020.16 = 800.73 : x
  2. Step 2: Convert to fraction form
    1,463.88/2,020.16 = 800.73/x
  3. Step 3: Cross multiply
    1,463.88x = 2,020.16 × 800.73
  4. Step 4: Simplify right side
    1,463.88x = 1,617,602.72
  5. Step 5: Solve for x
    x = 1,617,602.72/1,463.88
  6. Step 6: Final answer
    x = 1,105.01

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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.