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Finding the Fourth Proportional to 362.50, 543.03 and 179.34

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Solution

The fourth proportional to 362.50, 543.03 and 179.34 is: 268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.50 : 543.03 = 179.34 : x
  2. Step 2: Convert to fraction form
    362.50/543.03 = 179.34/x
  3. Step 3: Cross multiply
    362.50x = 543.03 × 179.34
  4. Step 4: Simplify right side
    362.50x = 97,387.00
  5. Step 5: Solve for x
    x = 97,387.00/362.50
  6. Step 6: Final answer
    x = 268.65

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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.