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Finding the Third Proportional to 47,398 and 103,724

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Solution

The third proportional to 47,398 and 103,724 is: 226,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,398 : 103,724 = 103,724 : x
  2. Step 2: Convert to fraction form
    47,398/103,724 = 103,724/x
  3. Step 3: Cross multiply
    47,398x = 103,724 × 103,724
  4. Step 4: Simplify right side
    47,398x = 10,758,668,176
  5. Step 5: Solve for x
    x = 10,758,668,176/47,398
  6. Step 6: Final answer
    x = 226,985.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.