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Finding the Third Proportional to 893,439 and 1,926,837

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Solution

The third proportional to 893,439 and 1,926,837 is: 4,155,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,439 : 1,926,837 = 1,926,837 : x
  2. Step 2: Convert to fraction form
    893,439/1,926,837 = 1,926,837/x
  3. Step 3: Cross multiply
    893,439x = 1,926,837 × 1,926,837
  4. Step 4: Simplify right side
    893,439x = 3,712,700,824,569
  5. Step 5: Solve for x
    x = 3,712,700,824,569/893,439
  6. Step 6: Final answer
    x = 4,155,516.86

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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.