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Finding the Third Proportional to 887,934 and 1,917,955

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Solution

The third proportional to 887,934 and 1,917,955 is: 4,142,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,934 : 1,917,955 = 1,917,955 : x
  2. Step 2: Convert to fraction form
    887,934/1,917,955 = 1,917,955/x
  3. Step 3: Cross multiply
    887,934x = 1,917,955 × 1,917,955
  4. Step 4: Simplify right side
    887,934x = 3,678,551,382,025
  5. Step 5: Solve for x
    x = 3,678,551,382,025/887,934
  6. Step 6: Final answer
    x = 4,142,820.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.