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Finding the Third Proportional to 829,122.75 and 1,785,091.50

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Solution

The third proportional to 829,122.75 and 1,785,091.50 is: 3,843,280.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,122.75 : 1,785,091.50 = 1,785,091.50 : x
  2. Step 2: Convert to fraction form
    829,122.75/1,785,091.50 = 1,785,091.50/x
  3. Step 3: Cross multiply
    829,122.75x = 1,785,091.50 × 1,785,091.50
  4. Step 4: Simplify right side
    829,122.75x = 3,186,551,663,372.25
  5. Step 5: Solve for x
    x = 3,186,551,663,372.25/829,122.75
  6. Step 6: Final answer
    x = 3,843,280.94

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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.