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Finding the Fourth Proportional to 701.24, 967.88 and 406.46

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Solution

The fourth proportional to 701.24, 967.88 and 406.46 is: 561.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.24 : 967.88 = 406.46 : x
  2. Step 2: Convert to fraction form
    701.24/967.88 = 406.46/x
  3. Step 3: Cross multiply
    701.24x = 967.88 × 406.46
  4. Step 4: Simplify right side
    701.24x = 393,402.47
  5. Step 5: Solve for x
    x = 393,402.47/701.24
  6. Step 6: Final answer
    x = 561.01

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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.