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Finding the Fourth Proportional to 332.09, 497.42 and 158.50

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Solution

The fourth proportional to 332.09, 497.42 and 158.50 is: 237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.09 : 497.42 = 158.50 : x
  2. Step 2: Convert to fraction form
    332.09/497.42 = 158.50/x
  3. Step 3: Cross multiply
    332.09x = 497.42 × 158.50
  4. Step 4: Simplify right side
    332.09x = 78,841.07
  5. Step 5: Solve for x
    x = 78,841.07/332.09
  6. Step 6: Final answer
    x = 237.41

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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.