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Finding the Fourth Proportional to 1,454.82, 2,182.62 and 588.66

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Solution

The fourth proportional to 1,454.82, 2,182.62 and 588.66 is: 883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.82 : 2,182.62 = 588.66 : x
  2. Step 2: Convert to fraction form
    1,454.82/2,182.62 = 588.66/x
  3. Step 3: Cross multiply
    1,454.82x = 2,182.62 × 588.66
  4. Step 4: Simplify right side
    1,454.82x = 1,284,821.09
  5. Step 5: Solve for x
    x = 1,284,821.09/1,454.82
  6. Step 6: Final answer
    x = 883.15

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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.