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Finding the Fourth Proportional to 463.74, 695.88 and 175.38

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Solution

The fourth proportional to 463.74, 695.88 and 175.38 is: 263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.74 : 695.88 = 175.38 : x
  2. Step 2: Convert to fraction form
    463.74/695.88 = 175.38/x
  3. Step 3: Cross multiply
    463.74x = 695.88 × 175.38
  4. Step 4: Simplify right side
    463.74x = 122,043.43
  5. Step 5: Solve for x
    x = 122,043.43/463.74
  6. Step 6: Final answer
    x = 263.17

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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.