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Finding the Fourth Proportional to 1,472.63, 2,032.25 and 883.17

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Solution

The fourth proportional to 1,472.63, 2,032.25 and 883.17 is: 1,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.63 : 2,032.25 = 883.17 : x
  2. Step 2: Convert to fraction form
    1,472.63/2,032.25 = 883.17/x
  3. Step 3: Cross multiply
    1,472.63x = 2,032.25 × 883.17
  4. Step 4: Simplify right side
    1,472.63x = 1,794,817.82
  5. Step 5: Solve for x
    x = 1,794,817.82/1,472.63
  6. Step 6: Final answer
    x = 1,218.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.