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Finding the Third Proportional to 28,412,838 and 61,365,636

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Solution

The third proportional to 28,412,838 and 61,365,636 is: 132,536,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,412,838 : 61,365,636 = 61,365,636 : x
  2. Step 2: Convert to fraction form
    28,412,838/61,365,636 = 61,365,636/x
  3. Step 3: Cross multiply
    28,412,838x = 61,365,636 × 61,365,636
  4. Step 4: Simplify right side
    28,412,838x = 3,765,741,281,684,496
  5. Step 5: Solve for x
    x = 3,765,741,281,684,496/28,412,838
  6. Step 6: Final answer
    x = 132,536,611.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.