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Finding the Fourth Proportional to 244.32, 337.04 and 157.08

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Solution

The fourth proportional to 244.32, 337.04 and 157.08 is: 216.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.32 : 337.04 = 157.08 : x
  2. Step 2: Convert to fraction form
    244.32/337.04 = 157.08/x
  3. Step 3: Cross multiply
    244.32x = 337.04 × 157.08
  4. Step 4: Simplify right side
    244.32x = 52,942.24
  5. Step 5: Solve for x
    x = 52,942.24/244.32
  6. Step 6: Final answer
    x = 216.69

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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.