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Finding the Third Proportional to 887,659 and 1,916,953

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Solution

The third proportional to 887,659 and 1,916,953 is: 4,139,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,659 : 1,916,953 = 1,916,953 : x
  2. Step 2: Convert to fraction form
    887,659/1,916,953 = 1,916,953/x
  3. Step 3: Cross multiply
    887,659x = 1,916,953 × 1,916,953
  4. Step 4: Simplify right side
    887,659x = 3,674,708,804,209
  5. Step 5: Solve for x
    x = 3,674,708,804,209/887,659
  6. Step 6: Final answer
    x = 4,139,775.30

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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.