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Finding the Third Proportional to 919,579 and 1,366,246

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Solution

The third proportional to 919,579 and 1,366,246 is: 2,029,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,579 : 1,366,246 = 1,366,246 : x
  2. Step 2: Convert to fraction form
    919,579/1,366,246 = 1,366,246/x
  3. Step 3: Cross multiply
    919,579x = 1,366,246 × 1,366,246
  4. Step 4: Simplify right side
    919,579x = 1,866,628,132,516
  5. Step 5: Solve for x
    x = 1,866,628,132,516/919,579
  6. Step 6: Final answer
    x = 2,029,872.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.