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Finding the Third Proportional to 111,272,586 and 170,213,247

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Solution

The third proportional to 111,272,586 and 170,213,247 is: 260,374,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,272,586 : 170,213,247 = 170,213,247 : x
  2. Step 2: Convert to fraction form
    111,272,586/170,213,247 = 170,213,247/x
  3. Step 3: Cross multiply
    111,272,586x = 170,213,247 × 170,213,247
  4. Step 4: Simplify right side
    111,272,586x = 28,972,549,454,283,008
  5. Step 5: Solve for x
    x = 28,972,549,454,283,008/111,272,586
  6. Step 6: Final answer
    x = 260,374,549.53

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.