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Finding the Third Proportional to 295,215.50 and 469,975

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Solution

The third proportional to 295,215.50 and 469,975 is: 748,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,215.50 : 469,975 = 469,975 : x
  2. Step 2: Convert to fraction form
    295,215.50/469,975 = 469,975/x
  3. Step 3: Cross multiply
    295,215.50x = 469,975 × 469,975
  4. Step 4: Simplify right side
    295,215.50x = 220,876,500,625
  5. Step 5: Solve for x
    x = 220,876,500,625/295,215.50
  6. Step 6: Final answer
    x = 748,187.34

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.