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Finding the Third Proportional to 727,812 and 1,579,944

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Solution

The third proportional to 727,812 and 1,579,944 is: 3,429,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,812 : 1,579,944 = 1,579,944 : x
  2. Step 2: Convert to fraction form
    727,812/1,579,944 = 1,579,944/x
  3. Step 3: Cross multiply
    727,812x = 1,579,944 × 1,579,944
  4. Step 4: Simplify right side
    727,812x = 2,496,223,043,136
  5. Step 5: Solve for x
    x = 2,496,223,043,136/727,812
  6. Step 6: Final answer
    x = 3,429,763.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.