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Finding the Third Proportional to 3,134,928 and 4,690,236

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Solution

The third proportional to 3,134,928 and 4,690,236 is: 7,017,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,928 : 4,690,236 = 4,690,236 : x
  2. Step 2: Convert to fraction form
    3,134,928/4,690,236 = 4,690,236/x
  3. Step 3: Cross multiply
    3,134,928x = 4,690,236 × 4,690,236
  4. Step 4: Simplify right side
    3,134,928x = 21,998,313,735,696
  5. Step 5: Solve for x
    x = 21,998,313,735,696/3,134,928
  6. Step 6: Final answer
    x = 7,017,167.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.