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Finding the Third Proportional to 856,988.25 and 1,253,936.25

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Solution

The third proportional to 856,988.25 and 1,253,936.25 is: 1,834,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,988.25 : 1,253,936.25 = 1,253,936.25 : x
  2. Step 2: Convert to fraction form
    856,988.25/1,253,936.25 = 1,253,936.25/x
  3. Step 3: Cross multiply
    856,988.25x = 1,253,936.25 × 1,253,936.25
  4. Step 4: Simplify right side
    856,988.25x = 1,572,356,119,064.06
  5. Step 5: Solve for x
    x = 1,572,356,119,064.06/856,988.25
  6. Step 6: Final answer
    x = 1,834,746.41

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.