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Finding the Third Proportional to 3,110,217 and 4,868,478

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Solution

The third proportional to 3,110,217 and 4,868,478 is: 7,620,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,217 : 4,868,478 = 4,868,478 : x
  2. Step 2: Convert to fraction form
    3,110,217/4,868,478 = 4,868,478/x
  3. Step 3: Cross multiply
    3,110,217x = 4,868,478 × 4,868,478
  4. Step 4: Simplify right side
    3,110,217x = 23,702,078,036,484
  5. Step 5: Solve for x
    x = 23,702,078,036,484/3,110,217
  6. Step 6: Final answer
    x = 7,620,715.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.