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Finding the Third Proportional to 91,627,767 and 197,604,441

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Solution

The third proportional to 91,627,767 and 197,604,441 is: 426,153,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,627,767 : 197,604,441 = 197,604,441 : x
  2. Step 2: Convert to fraction form
    91,627,767/197,604,441 = 197,604,441/x
  3. Step 3: Cross multiply
    91,627,767x = 197,604,441 × 197,604,441
  4. Step 4: Simplify right side
    91,627,767x = 39,047,515,102,922,480
  5. Step 5: Solve for x
    x = 39,047,515,102,922,480/91,627,767
  6. Step 6: Final answer
    x = 426,153,734.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.