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Finding the Fourth Proportional to 362.65, 543.94 and 180.17

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Solution

The fourth proportional to 362.65, 543.94 and 180.17 is: 270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.65 : 543.94 = 180.17 : x
  2. Step 2: Convert to fraction form
    362.65/543.94 = 180.17/x
  3. Step 3: Cross multiply
    362.65x = 543.94 × 180.17
  4. Step 4: Simplify right side
    362.65x = 98,001.67
  5. Step 5: Solve for x
    x = 98,001.67/362.65
  6. Step 6: Final answer
    x = 270.24

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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.