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Finding the Third Proportional to 866,072 and 1,360,504

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Solution

The third proportional to 866,072 and 1,360,504 is: 2,137,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,072 : 1,360,504 = 1,360,504 : x
  2. Step 2: Convert to fraction form
    866,072/1,360,504 = 1,360,504/x
  3. Step 3: Cross multiply
    866,072x = 1,360,504 × 1,360,504
  4. Step 4: Simplify right side
    866,072x = 1,850,971,134,016
  5. Step 5: Solve for x
    x = 1,850,971,134,016/866,072
  6. Step 6: Final answer
    x = 2,137,202.37

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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.