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Finding the Fourth Proportional to 296.01, 408.49 and 171.74

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Solution

The fourth proportional to 296.01, 408.49 and 171.74 is: 237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.01 : 408.49 = 171.74 : x
  2. Step 2: Convert to fraction form
    296.01/408.49 = 171.74/x
  3. Step 3: Cross multiply
    296.01x = 408.49 × 171.74
  4. Step 4: Simplify right side
    296.01x = 70,155.06
  5. Step 5: Solve for x
    x = 70,155.06/296.01
  6. Step 6: Final answer
    x = 237.00

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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.