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Finding the Fourth Proportional to 468.28, 701.26 and 249.13

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Solution

The fourth proportional to 468.28, 701.26 and 249.13 is: 373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.28 : 701.26 = 249.13 : x
  2. Step 2: Convert to fraction form
    468.28/701.26 = 249.13/x
  3. Step 3: Cross multiply
    468.28x = 701.26 × 249.13
  4. Step 4: Simplify right side
    468.28x = 174,701.21
  5. Step 5: Solve for x
    x = 174,701.21/468.28
  6. Step 6: Final answer
    x = 373.07

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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.