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Finding the Third Proportional to 117,522.75 and 171,363

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Solution

The third proportional to 117,522.75 and 171,363 is: 249,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,522.75 : 171,363 = 171,363 : x
  2. Step 2: Convert to fraction form
    117,522.75/171,363 = 171,363/x
  3. Step 3: Cross multiply
    117,522.75x = 171,363 × 171,363
  4. Step 4: Simplify right side
    117,522.75x = 29,365,277,769
  5. Step 5: Solve for x
    x = 29,365,277,769/117,522.75
  6. Step 6: Final answer
    x = 249,868.88

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.