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Finding the Third Proportional to 247,110 and 538,572

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Solution

The third proportional to 247,110 and 538,572 is: 1,173,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,110 : 538,572 = 538,572 : x
  2. Step 2: Convert to fraction form
    247,110/538,572 = 538,572/x
  3. Step 3: Cross multiply
    247,110x = 538,572 × 538,572
  4. Step 4: Simplify right side
    247,110x = 290,059,799,184
  5. Step 5: Solve for x
    x = 290,059,799,184/247,110
  6. Step 6: Final answer
    x = 1,173,808.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.