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Finding the Fourth Proportional to 632.44, 948.62 and 242.32

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Solution

The fourth proportional to 632.44, 948.62 and 242.32 is: 363.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.44 : 948.62 = 242.32 : x
  2. Step 2: Convert to fraction form
    632.44/948.62 = 242.32/x
  3. Step 3: Cross multiply
    632.44x = 948.62 × 242.32
  4. Step 4: Simplify right side
    632.44x = 229,869.60
  5. Step 5: Solve for x
    x = 229,869.60/632.44
  6. Step 6: Final answer
    x = 363.46

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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.