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Finding the Fourth Proportional to 701.11, 967.52 and 386.36

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Solution

The fourth proportional to 701.11, 967.52 and 386.36 is: 533.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.11 : 967.52 = 386.36 : x
  2. Step 2: Convert to fraction form
    701.11/967.52 = 386.36/x
  3. Step 3: Cross multiply
    701.11x = 967.52 × 386.36
  4. Step 4: Simplify right side
    701.11x = 373,811.03
  5. Step 5: Solve for x
    x = 373,811.03/701.11
  6. Step 6: Final answer
    x = 533.17

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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.