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Finding the Third Proportional to 20,762,661 and 45,433,584

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Solution

The third proportional to 20,762,661 and 45,433,584 is: 99,419,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,762,661 : 45,433,584 = 45,433,584 : x
  2. Step 2: Convert to fraction form
    20,762,661/45,433,584 = 45,433,584/x
  3. Step 3: Cross multiply
    20,762,661x = 45,433,584 × 45,433,584
  4. Step 4: Simplify right side
    20,762,661x = 2,064,210,555,085,056
  5. Step 5: Solve for x
    x = 2,064,210,555,085,056/20,762,661
  6. Step 6: Final answer
    x = 99,419,364.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.