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Finding the Third Proportional to 149,384 and 236,656

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Solution

The third proportional to 149,384 and 236,656 is: 374,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,384 : 236,656 = 236,656 : x
  2. Step 2: Convert to fraction form
    149,384/236,656 = 236,656/x
  3. Step 3: Cross multiply
    149,384x = 236,656 × 236,656
  4. Step 4: Simplify right side
    149,384x = 56,006,062,336
  5. Step 5: Solve for x
    x = 56,006,062,336/149,384
  6. Step 6: Final answer
    x = 374,913.39

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.