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Finding the Fourth Proportional to 701.02, 1,052.25 and 495.82

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Solution

The fourth proportional to 701.02, 1,052.25 and 495.82 is: 744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.02 : 1,052.25 = 495.82 : x
  2. Step 2: Convert to fraction form
    701.02/1,052.25 = 495.82/x
  3. Step 3: Cross multiply
    701.02x = 1,052.25 × 495.82
  4. Step 4: Simplify right side
    701.02x = 521,726.60
  5. Step 5: Solve for x
    x = 521,726.60/701.02
  6. Step 6: Final answer
    x = 744.24

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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.