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Finding the Fourth Proportional to 1,327.82, 1,830.98 and 956.56

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Solution

The fourth proportional to 1,327.82, 1,830.98 and 956.56 is: 1,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327.82 : 1,830.98 = 956.56 : x
  2. Step 2: Convert to fraction form
    1,327.82/1,830.98 = 956.56/x
  3. Step 3: Cross multiply
    1,327.82x = 1,830.98 × 956.56
  4. Step 4: Simplify right side
    1,327.82x = 1,751,442.23
  5. Step 5: Solve for x
    x = 1,751,442.23/1,327.82
  6. Step 6: Final answer
    x = 1,319.04

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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.