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Finding the Third Proportional to 102,023 and 155,291

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Solution

The third proportional to 102,023 and 155,291 is: 236,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,023 : 155,291 = 155,291 : x
  2. Step 2: Convert to fraction form
    102,023/155,291 = 155,291/x
  3. Step 3: Cross multiply
    102,023x = 155,291 × 155,291
  4. Step 4: Simplify right side
    102,023x = 24,115,294,681
  5. Step 5: Solve for x
    x = 24,115,294,681/102,023
  6. Step 6: Final answer
    x = 236,371.16

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.