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Finding the Fourth Proportional to 468.76, 703.32 and 176.24

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Solution

The fourth proportional to 468.76, 703.32 and 176.24 is: 264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.76 : 703.32 = 176.24 : x
  2. Step 2: Convert to fraction form
    468.76/703.32 = 176.24/x
  3. Step 3: Cross multiply
    468.76x = 703.32 × 176.24
  4. Step 4: Simplify right side
    468.76x = 123,953.12
  5. Step 5: Solve for x
    x = 123,953.12/468.76
  6. Step 6: Final answer
    x = 264.43

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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.