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Finding the Fourth Proportional to 701.05, 967.85 and 465.32

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Solution

The fourth proportional to 701.05, 967.85 and 465.32 is: 642.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.05 : 967.85 = 465.32 : x
  2. Step 2: Convert to fraction form
    701.05/967.85 = 465.32/x
  3. Step 3: Cross multiply
    701.05x = 967.85 × 465.32
  4. Step 4: Simplify right side
    701.05x = 450,359.96
  5. Step 5: Solve for x
    x = 450,359.96/701.05
  6. Step 6: Final answer
    x = 642.41

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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.