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Finding the Third Proportional to 63,021,261 and 136,798,242

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Solution

The third proportional to 63,021,261 and 136,798,242 is: 296,943,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,021,261 : 136,798,242 = 136,798,242 : x
  2. Step 2: Convert to fraction form
    63,021,261/136,798,242 = 136,798,242/x
  3. Step 3: Cross multiply
    63,021,261x = 136,798,242 × 136,798,242
  4. Step 4: Simplify right side
    63,021,261x = 18,713,759,014,290,564
  5. Step 5: Solve for x
    x = 18,713,759,014,290,564/63,021,261
  6. Step 6: Final answer
    x = 296,943,582.49

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.