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Finding the Fourth Proportional to 293.53, 440.25 and 88.06

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Solution

The fourth proportional to 293.53, 440.25 and 88.06 is: 132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.53 : 440.25 = 88.06 : x
  2. Step 2: Convert to fraction form
    293.53/440.25 = 88.06/x
  3. Step 3: Cross multiply
    293.53x = 440.25 × 88.06
  4. Step 4: Simplify right side
    293.53x = 38,768.42
  5. Step 5: Solve for x
    x = 38,768.42/293.53
  6. Step 6: Final answer
    x = 132.08

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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.