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Finding the Third Proportional to 2,131,953 and 4,349,545.50

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Solution

The third proportional to 2,131,953 and 4,349,545.50 is: 8,873,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,953 : 4,349,545.50 = 4,349,545.50 : x
  2. Step 2: Convert to fraction form
    2,131,953/4,349,545.50 = 4,349,545.50/x
  3. Step 3: Cross multiply
    2,131,953x = 4,349,545.50 × 4,349,545.50
  4. Step 4: Simplify right side
    2,131,953x = 18,918,546,056,570.25
  5. Step 5: Solve for x
    x = 18,918,546,056,570.25/2,131,953
  6. Step 6: Final answer
    x = 8,873,810.10

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.