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Finding the Third Proportional to 229.94 and 491.88

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Solution

The third proportional to 229.94 and 491.88 is: 1,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.94 : 491.88 = 491.88 : x
  2. Step 2: Convert to fraction form
    229.94/491.88 = 491.88/x
  3. Step 3: Cross multiply
    229.94x = 491.88 × 491.88
  4. Step 4: Simplify right side
    229.94x = 241,941.02
  5. Step 5: Solve for x
    x = 241,941.02/229.94
  6. Step 6: Final answer
    x = 1,052.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.