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Finding the Third Proportional to 200,342 and 440,048

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Solution

The third proportional to 200,342 and 440,048 is: 966,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,342 : 440,048 = 440,048 : x
  2. Step 2: Convert to fraction form
    200,342/440,048 = 440,048/x
  3. Step 3: Cross multiply
    200,342x = 440,048 × 440,048
  4. Step 4: Simplify right side
    200,342x = 193,642,242,304
  5. Step 5: Solve for x
    x = 193,642,242,304/200,342
  6. Step 6: Final answer
    x = 966,558.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.