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Finding the Third Proportional to 164,216 and 247,498

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Solution

The third proportional to 164,216 and 247,498 is: 373,016.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,216 : 247,498 = 247,498 : x
  2. Step 2: Convert to fraction form
    164,216/247,498 = 247,498/x
  3. Step 3: Cross multiply
    164,216x = 247,498 × 247,498
  4. Step 4: Simplify right side
    164,216x = 61,255,260,004
  5. Step 5: Solve for x
    x = 61,255,260,004/164,216
  6. Step 6: Final answer
    x = 373,016.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.