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Finding the Third Proportional to 829,693.13 and 1,135,478.25

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Solution

The third proportional to 829,693.13 and 1,135,478.25 is: 1,553,961.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,693.13 : 1,135,478.25 = 1,135,478.25 : x
  2. Step 2: Convert to fraction form
    829,693.13/1,135,478.25 = 1,135,478.25/x
  3. Step 3: Cross multiply
    829,693.13x = 1,135,478.25 × 1,135,478.25
  4. Step 4: Simplify right side
    829,693.13x = 1,289,310,856,223.06
  5. Step 5: Solve for x
    x = 1,289,310,856,223.06/829,693.13
  6. Step 6: Final answer
    x = 1,553,961.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.