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Finding the Third Proportional to 20,871,592 and 45,448,508

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Solution

The third proportional to 20,871,592 and 45,448,508 is: 98,965,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,871,592 : 45,448,508 = 45,448,508 : x
  2. Step 2: Convert to fraction form
    20,871,592/45,448,508 = 45,448,508/x
  3. Step 3: Cross multiply
    20,871,592x = 45,448,508 × 45,448,508
  4. Step 4: Simplify right side
    20,871,592x = 2,065,566,879,426,064
  5. Step 5: Solve for x
    x = 2,065,566,879,426,064/20,871,592
  6. Step 6: Final answer
    x = 98,965,468.44

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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.