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Finding the Third Proportional to 103,673,578 and 222,732,595

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Solution

The third proportional to 103,673,578 and 222,732,595 is: 478,519,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673,578 : 222,732,595 = 222,732,595 : x
  2. Step 2: Convert to fraction form
    103,673,578/222,732,595 = 222,732,595/x
  3. Step 3: Cross multiply
    103,673,578x = 222,732,595 × 222,732,595
  4. Step 4: Simplify right side
    103,673,578x = 49,609,808,875,434,024
  5. Step 5: Solve for x
    x = 49,609,808,875,434,024/103,673,578
  6. Step 6: Final answer
    x = 478,519,308.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.