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Finding the Third Proportional to 936,657 and 2,015,399

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Solution

The third proportional to 936,657 and 2,015,399 is: 4,336,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,657 : 2,015,399 = 2,015,399 : x
  2. Step 2: Convert to fraction form
    936,657/2,015,399 = 2,015,399/x
  3. Step 3: Cross multiply
    936,657x = 2,015,399 × 2,015,399
  4. Step 4: Simplify right side
    936,657x = 4,061,833,129,201
  5. Step 5: Solve for x
    x = 4,061,833,129,201/936,657
  6. Step 6: Final answer
    x = 4,336,521.40

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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.