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Finding the Fourth Proportional to 701.19, 968.42 and 452.66

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Solution

The fourth proportional to 701.19, 968.42 and 452.66 is: 625.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.19 : 968.42 = 452.66 : x
  2. Step 2: Convert to fraction form
    701.19/968.42 = 452.66/x
  3. Step 3: Cross multiply
    701.19x = 968.42 × 452.66
  4. Step 4: Simplify right side
    701.19x = 438,361.29
  5. Step 5: Solve for x
    x = 438,361.29/701.19
  6. Step 6: Final answer
    x = 625.17

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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.