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Finding the Third Proportional to 873,387 and 1,887,015

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Solution

The third proportional to 873,387 and 1,887,015 is: 4,077,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,387 : 1,887,015 = 1,887,015 : x
  2. Step 2: Convert to fraction form
    873,387/1,887,015 = 1,887,015/x
  3. Step 3: Cross multiply
    873,387x = 1,887,015 × 1,887,015
  4. Step 4: Simplify right side
    873,387x = 3,560,825,610,225
  5. Step 5: Solve for x
    x = 3,560,825,610,225/873,387
  6. Step 6: Final answer
    x = 4,077,030.70

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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.