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Finding the Third Proportional to 4,889,481 and 10,620,396

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Solution

The third proportional to 4,889,481 and 10,620,396 is: 23,068,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,481 : 10,620,396 = 10,620,396 : x
  2. Step 2: Convert to fraction form
    4,889,481/10,620,396 = 10,620,396/x
  3. Step 3: Cross multiply
    4,889,481x = 10,620,396 × 10,620,396
  4. Step 4: Simplify right side
    4,889,481x = 112,792,811,196,816
  5. Step 5: Solve for x
    x = 112,792,811,196,816/4,889,481
  6. Step 6: Final answer
    x = 23,068,462.93

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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.