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Finding the Third Proportional to 936,659 and 2,015,403

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Solution

The third proportional to 936,659 and 2,015,403 is: 4,336,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,659 : 2,015,403 = 2,015,403 : x
  2. Step 2: Convert to fraction form
    936,659/2,015,403 = 2,015,403/x
  3. Step 3: Cross multiply
    936,659x = 2,015,403 × 2,015,403
  4. Step 4: Simplify right side
    936,659x = 4,061,849,252,409
  5. Step 5: Solve for x
    x = 4,061,849,252,409/936,659
  6. Step 6: Final answer
    x = 4,336,529.36

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.