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Finding the Third Proportional to 898,962 and 1,931,331

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Solution

The third proportional to 898,962 and 1,931,331 is: 4,149,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,962 : 1,931,331 = 1,931,331 : x
  2. Step 2: Convert to fraction form
    898,962/1,931,331 = 1,931,331/x
  3. Step 3: Cross multiply
    898,962x = 1,931,331 × 1,931,331
  4. Step 4: Simplify right side
    898,962x = 3,730,039,431,561
  5. Step 5: Solve for x
    x = 3,730,039,431,561/898,962
  6. Step 6: Final answer
    x = 4,149,273.75

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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.