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Finding the Third Proportional to 4,591,267 and 10,009,220

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Solution

The third proportional to 4,591,267 and 10,009,220 is: 21,820,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591,267 : 10,009,220 = 10,009,220 : x
  2. Step 2: Convert to fraction form
    4,591,267/10,009,220 = 10,009,220/x
  3. Step 3: Cross multiply
    4,591,267x = 10,009,220 × 10,009,220
  4. Step 4: Simplify right side
    4,591,267x = 100,184,485,008,400
  5. Step 5: Solve for x
    x = 100,184,485,008,400/4,591,267
  6. Step 6: Final answer
    x = 21,820,661.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.