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Finding the Third Proportional to 1,127,715 and 2,431,485

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Solution

The third proportional to 1,127,715 and 2,431,485 is: 5,242,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,715 : 2,431,485 = 2,431,485 : x
  2. Step 2: Convert to fraction form
    1,127,715/2,431,485 = 2,431,485/x
  3. Step 3: Cross multiply
    1,127,715x = 2,431,485 × 2,431,485
  4. Step 4: Simplify right side
    1,127,715x = 5,912,119,305,225
  5. Step 5: Solve for x
    x = 5,912,119,305,225/1,127,715
  6. Step 6: Final answer
    x = 5,242,565.10

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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.