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Finding the Fourth Proportional to 865.88, 1,196.04 and 700.71

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Solution

The fourth proportional to 865.88, 1,196.04 and 700.71 is: 967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    865.88 : 1,196.04 = 700.71 : x
  2. Step 2: Convert to fraction form
    865.88/1,196.04 = 700.71/x
  3. Step 3: Cross multiply
    865.88x = 1,196.04 × 700.71
  4. Step 4: Simplify right side
    865.88x = 838,073.68
  5. Step 5: Solve for x
    x = 838,073.68/865.88
  6. Step 6: Final answer
    x = 967.89

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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.