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Finding the Third Proportional to 864,718 and 1,374,062

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Solution

The third proportional to 864,718 and 1,374,062 is: 2,183,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,718 : 1,374,062 = 1,374,062 : x
  2. Step 2: Convert to fraction form
    864,718/1,374,062 = 1,374,062/x
  3. Step 3: Cross multiply
    864,718x = 1,374,062 × 1,374,062
  4. Step 4: Simplify right side
    864,718x = 1,888,046,379,844
  5. Step 5: Solve for x
    x = 1,888,046,379,844/864,718
  6. Step 6: Final answer
    x = 2,183,424.40

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.