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Finding the Third Proportional to 7,740,910 and 10,826,953

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Solution

The third proportional to 7,740,910 and 10,826,953 is: 15,143,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,910 : 10,826,953 = 10,826,953 : x
  2. Step 2: Convert to fraction form
    7,740,910/10,826,953 = 10,826,953/x
  3. Step 3: Cross multiply
    7,740,910x = 10,826,953 × 10,826,953
  4. Step 4: Simplify right side
    7,740,910x = 117,222,911,264,209
  5. Step 5: Solve for x
    x = 117,222,911,264,209/7,740,910
  6. Step 6: Final answer
    x = 15,143,298.56

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.