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Finding the Third Proportional to 4,354,420 and 9,227,965

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Solution

The third proportional to 4,354,420 and 9,227,965 is: 19,556,069.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354,420 : 9,227,965 = 9,227,965 : x
  2. Step 2: Convert to fraction form
    4,354,420/9,227,965 = 9,227,965/x
  3. Step 3: Cross multiply
    4,354,420x = 9,227,965 × 9,227,965
  4. Step 4: Simplify right side
    4,354,420x = 85,155,338,041,225
  5. Step 5: Solve for x
    x = 85,155,338,041,225/4,354,420
  6. Step 6: Final answer
    x = 19,556,069.02

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.