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Finding the Third Proportional to 873,402 and 1,325,859

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Solution

The third proportional to 873,402 and 1,325,859 is: 2,012,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,402 : 1,325,859 = 1,325,859 : x
  2. Step 2: Convert to fraction form
    873,402/1,325,859 = 1,325,859/x
  3. Step 3: Cross multiply
    873,402x = 1,325,859 × 1,325,859
  4. Step 4: Simplify right side
    873,402x = 1,757,902,087,881
  5. Step 5: Solve for x
    x = 1,757,902,087,881/873,402
  6. Step 6: Final answer
    x = 2,012,706.74

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.