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Finding the Fourth Proportional to 273.60, 410.16 and 158.04

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Solution

The fourth proportional to 273.60, 410.16 and 158.04 is: 236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.60 : 410.16 = 158.04 : x
  2. Step 2: Convert to fraction form
    273.60/410.16 = 158.04/x
  3. Step 3: Cross multiply
    273.60x = 410.16 × 158.04
  4. Step 4: Simplify right side
    273.60x = 64,821.69
  5. Step 5: Solve for x
    x = 64,821.69/273.60
  6. Step 6: Final answer
    x = 236.92

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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.