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Finding the Third Proportional to 858,486 and 1,165,937

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Solution

The third proportional to 858,486 and 1,165,937 is: 1,583,495.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,486 : 1,165,937 = 1,165,937 : x
  2. Step 2: Convert to fraction form
    858,486/1,165,937 = 1,165,937/x
  3. Step 3: Cross multiply
    858,486x = 1,165,937 × 1,165,937
  4. Step 4: Simplify right side
    858,486x = 1,359,409,087,969
  5. Step 5: Solve for x
    x = 1,359,409,087,969/858,486
  6. Step 6: Final answer
    x = 1,583,495.93

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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.