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Finding the Fourth Proportional to 468.88, 703.15 and 160.67

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Solution

The fourth proportional to 468.88, 703.15 and 160.67 is: 240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.88 : 703.15 = 160.67 : x
  2. Step 2: Convert to fraction form
    468.88/703.15 = 160.67/x
  3. Step 3: Cross multiply
    468.88x = 703.15 × 160.67
  4. Step 4: Simplify right side
    468.88x = 112,976.47
  5. Step 5: Solve for x
    x = 112,976.47/468.88
  6. Step 6: Final answer
    x = 240.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.