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Finding the Third Proportional to 873,385 and 1,887,011

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Solution

The third proportional to 873,385 and 1,887,011 is: 4,077,022.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,385 : 1,887,011 = 1,887,011 : x
  2. Step 2: Convert to fraction form
    873,385/1,887,011 = 1,887,011/x
  3. Step 3: Cross multiply
    873,385x = 1,887,011 × 1,887,011
  4. Step 4: Simplify right side
    873,385x = 3,560,810,514,121
  5. Step 5: Solve for x
    x = 3,560,810,514,121/873,385
  6. Step 6: Final answer
    x = 4,077,022.75

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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.