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Finding the Fourth Proportional to 701.13, 967.14 and 587.28

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Solution

The fourth proportional to 701.13, 967.14 and 587.28 is: 810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.13 : 967.14 = 587.28 : x
  2. Step 2: Convert to fraction form
    701.13/967.14 = 587.28/x
  3. Step 3: Cross multiply
    701.13x = 967.14 × 587.28
  4. Step 4: Simplify right side
    701.13x = 567,981.98
  5. Step 5: Solve for x
    x = 567,981.98/701.13
  6. Step 6: Final answer
    x = 810.10

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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.