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Finding the Fourth Proportional to 362.04, 542.93 and 118.50

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Solution

The fourth proportional to 362.04, 542.93 and 118.50 is: 177.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.04 : 542.93 = 118.50 : x
  2. Step 2: Convert to fraction form
    362.04/542.93 = 118.50/x
  3. Step 3: Cross multiply
    362.04x = 542.93 × 118.50
  4. Step 4: Simplify right side
    362.04x = 64,337.06
  5. Step 5: Solve for x
    x = 64,337.06/362.04
  6. Step 6: Final answer
    x = 177.71

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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.