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Finding the Fourth Proportional to 250.41, 345.18 and 176.52

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Solution

The fourth proportional to 250.41, 345.18 and 176.52 is: 243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.41 : 345.18 = 176.52 : x
  2. Step 2: Convert to fraction form
    250.41/345.18 = 176.52/x
  3. Step 3: Cross multiply
    250.41x = 345.18 × 176.52
  4. Step 4: Simplify right side
    250.41x = 60,931.17
  5. Step 5: Solve for x
    x = 60,931.17/250.41
  6. Step 6: Final answer
    x = 243.33

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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.