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Finding the Fourth Proportional to 1,073.95, 1,610.94 and 585.97

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Solution

The fourth proportional to 1,073.95, 1,610.94 and 585.97 is: 878.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073.95 : 1,610.94 = 585.97 : x
  2. Step 2: Convert to fraction form
    1,073.95/1,610.94 = 585.97/x
  3. Step 3: Cross multiply
    1,073.95x = 1,610.94 × 585.97
  4. Step 4: Simplify right side
    1,073.95x = 943,960.68
  5. Step 5: Solve for x
    x = 943,960.68/1,073.95
  6. Step 6: Final answer
    x = 878.96

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Why These Related Problems?

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