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Finding the Fourth Proportional to 371.93, 557.58 and 176.82

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Solution

The fourth proportional to 371.93, 557.58 and 176.82 is: 265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    371.93 : 557.58 = 176.82 : x
  2. Step 2: Convert to fraction form
    371.93/557.58 = 176.82/x
  3. Step 3: Cross multiply
    371.93x = 557.58 × 176.82
  4. Step 4: Simplify right side
    371.93x = 98,591.30
  5. Step 5: Solve for x
    x = 98,591.30/371.93
  6. Step 6: Final answer
    x = 265.08

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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.