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Finding the Third Proportional to 608,920.03 and 851,305.78

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Solution

The third proportional to 608,920.03 and 851,305.78 is: 1,190,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,920.03 : 851,305.78 = 851,305.78 : x
  2. Step 2: Convert to fraction form
    608,920.03/851,305.78 = 851,305.78/x
  3. Step 3: Cross multiply
    608,920.03x = 851,305.78 × 851,305.78
  4. Step 4: Simplify right side
    608,920.03x = 724,721,533,189.67
  5. Step 5: Solve for x
    x = 724,721,533,189.67/608,920.03
  6. Step 6: Final answer
    x = 1,190,175.22

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.