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Finding the Third Proportional to 124,183,604 and 261,236,380

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Solution

The third proportional to 124,183,604 and 261,236,380 is: 549,544,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,183,604 : 261,236,380 = 261,236,380 : x
  2. Step 2: Convert to fraction form
    124,183,604/261,236,380 = 261,236,380/x
  3. Step 3: Cross multiply
    124,183,604x = 261,236,380 × 261,236,380
  4. Step 4: Simplify right side
    124,183,604x = 68,244,446,235,504,400
  5. Step 5: Solve for x
    x = 68,244,446,235,504,400/124,183,604
  6. Step 6: Final answer
    x = 549,544,738.90

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.