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Finding the Fourth Proportional to 1,462.65, 2,193.97 and 585.62

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Solution

The fourth proportional to 1,462.65, 2,193.97 and 585.62 is: 878.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.65 : 2,193.97 = 585.62 : x
  2. Step 2: Convert to fraction form
    1,462.65/2,193.97 = 585.62/x
  3. Step 3: Cross multiply
    1,462.65x = 2,193.97 × 585.62
  4. Step 4: Simplify right side
    1,462.65x = 1,284,832.71
  5. Step 5: Solve for x
    x = 1,284,832.71/1,462.65
  6. Step 6: Final answer
    x = 878.43

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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.