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Finding the Third Proportional to 868,928.50 and 1,817,307

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Solution

The third proportional to 868,928.50 and 1,817,307 is: 3,800,778.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,928.50 : 1,817,307 = 1,817,307 : x
  2. Step 2: Convert to fraction form
    868,928.50/1,817,307 = 1,817,307/x
  3. Step 3: Cross multiply
    868,928.50x = 1,817,307 × 1,817,307
  4. Step 4: Simplify right side
    868,928.50x = 3,302,604,732,249
  5. Step 5: Solve for x
    x = 3,302,604,732,249/868,928.50
  6. Step 6: Final answer
    x = 3,800,778.47

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.