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Finding the Third Proportional to 10,087,206 and 20,892,166.50

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Solution

The third proportional to 10,087,206 and 20,892,166.50 is: 43,270,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,087,206 : 20,892,166.50 = 20,892,166.50 : x
  2. Step 2: Convert to fraction form
    10,087,206/20,892,166.50 = 20,892,166.50/x
  3. Step 3: Cross multiply
    10,087,206x = 20,892,166.50 × 20,892,166.50
  4. Step 4: Simplify right side
    10,087,206x = 436,482,621,063,722.25
  5. Step 5: Solve for x
    x = 436,482,621,063,722.25/10,087,206
  6. Step 6: Final answer
    x = 43,270,913.78

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.