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Finding the Third Proportional to 980,008.88 and 2,110,161.38

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Solution

The third proportional to 980,008.88 and 2,110,161.38 is: 4,543,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,008.88 : 2,110,161.38 = 2,110,161.38 : x
  2. Step 2: Convert to fraction form
    980,008.88/2,110,161.38 = 2,110,161.38/x
  3. Step 3: Cross multiply
    980,008.88x = 2,110,161.38 × 2,110,161.38
  4. Step 4: Simplify right side
    980,008.88x = 4,452,781,028,541.89
  5. Step 5: Solve for x
    x = 4,452,781,028,541.89/980,008.88
  6. Step 6: Final answer
    x = 4,543,612.96

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.