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Finding the Third Proportional to 4,813,772 and 10,572,380

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Solution

The third proportional to 4,813,772 and 10,572,380 is: 23,219,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813,772 : 10,572,380 = 10,572,380 : x
  2. Step 2: Convert to fraction form
    4,813,772/10,572,380 = 10,572,380/x
  3. Step 3: Cross multiply
    4,813,772x = 10,572,380 × 10,572,380
  4. Step 4: Simplify right side
    4,813,772x = 111,775,218,864,400
  5. Step 5: Solve for x
    x = 111,775,218,864,400/4,813,772
  6. Step 6: Final answer
    x = 23,219,882.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.