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Finding the Third Proportional to 515,530.50 and 1,131,927

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Solution

The third proportional to 515,530.50 and 1,131,927 is: 2,485,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,530.50 : 1,131,927 = 1,131,927 : x
  2. Step 2: Convert to fraction form
    515,530.50/1,131,927 = 1,131,927/x
  3. Step 3: Cross multiply
    515,530.50x = 1,131,927 × 1,131,927
  4. Step 4: Simplify right side
    515,530.50x = 1,281,258,733,329
  5. Step 5: Solve for x
    x = 1,281,258,733,329/515,530.50
  6. Step 6: Final answer
    x = 2,485,320.91

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.