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Finding the Fourth Proportional to 1,372.82, 1,895.00 and 932.99

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Solution

The fourth proportional to 1,372.82, 1,895.00 and 932.99 is: 1,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372.82 : 1,895.00 = 932.99 : x
  2. Step 2: Convert to fraction form
    1,372.82/1,895.00 = 932.99/x
  3. Step 3: Cross multiply
    1,372.82x = 1,895.00 × 932.99
  4. Step 4: Simplify right side
    1,372.82x = 1,768,001.91
  5. Step 5: Solve for x
    x = 1,768,001.91/1,372.82
  6. Step 6: Final answer
    x = 1,287.87

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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.