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Finding the Third Proportional to 992,837.25 and 2,143,108.13

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Solution

The third proportional to 992,837.25 and 2,143,108.13 is: 4,626,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,837.25 : 2,143,108.13 = 2,143,108.13 : x
  2. Step 2: Convert to fraction form
    992,837.25/2,143,108.13 = 2,143,108.13/x
  3. Step 3: Cross multiply
    992,837.25x = 2,143,108.13 × 2,143,108.13
  4. Step 4: Simplify right side
    992,837.25x = 4,592,912,435,441.02
  5. Step 5: Solve for x
    x = 4,592,912,435,441.02/992,837.25
  6. Step 6: Final answer
    x = 4,626,047.66

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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.