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Finding the Fourth Proportional to 268.19, 370.02 and 175.02

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Solution

The fourth proportional to 268.19, 370.02 and 175.02 is: 241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.19 : 370.02 = 175.02 : x
  2. Step 2: Convert to fraction form
    268.19/370.02 = 175.02/x
  3. Step 3: Cross multiply
    268.19x = 370.02 × 175.02
  4. Step 4: Simplify right side
    268.19x = 64,760.90
  5. Step 5: Solve for x
    x = 64,760.90/268.19
  6. Step 6: Final answer
    x = 241.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.