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Finding the Fourth Proportional to 1,499.39, 2,248.55 and 633.77

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Solution

The fourth proportional to 1,499.39, 2,248.55 and 633.77 is: 950.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.39 : 2,248.55 = 633.77 : x
  2. Step 2: Convert to fraction form
    1,499.39/2,248.55 = 633.77/x
  3. Step 3: Cross multiply
    1,499.39x = 2,248.55 × 633.77
  4. Step 4: Simplify right side
    1,499.39x = 1,425,060.36
  5. Step 5: Solve for x
    x = 1,425,060.36/1,499.39
  6. Step 6: Final answer
    x = 950.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.