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Finding the Third Proportional to 858,487 and 1,165,941

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Solution

The third proportional to 858,487 and 1,165,941 is: 1,583,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,487 : 1,165,941 = 1,165,941 : x
  2. Step 2: Convert to fraction form
    858,487/1,165,941 = 1,165,941/x
  3. Step 3: Cross multiply
    858,487x = 1,165,941 × 1,165,941
  4. Step 4: Simplify right side
    858,487x = 1,359,418,415,481
  5. Step 5: Solve for x
    x = 1,359,418,415,481/858,487
  6. Step 6: Final answer
    x = 1,583,504.95

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.