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Finding the Third Proportional to 112,356 and 247,308

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Solution

The third proportional to 112,356 and 247,308 is: 544,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,356 : 247,308 = 247,308 : x
  2. Step 2: Convert to fraction form
    112,356/247,308 = 247,308/x
  3. Step 3: Cross multiply
    112,356x = 247,308 × 247,308
  4. Step 4: Simplify right side
    112,356x = 61,161,246,864
  5. Step 5: Solve for x
    x = 61,161,246,864/112,356
  6. Step 6: Final answer
    x = 544,352.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.