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Finding the Third Proportional to 185,019.75 and 403,449.75

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Solution

The third proportional to 185,019.75 and 403,449.75 is: 879,753.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,019.75 : 403,449.75 = 403,449.75 : x
  2. Step 2: Convert to fraction form
    185,019.75/403,449.75 = 403,449.75/x
  3. Step 3: Cross multiply
    185,019.75x = 403,449.75 × 403,449.75
  4. Step 4: Simplify right side
    185,019.75x = 162,771,700,775.06
  5. Step 5: Solve for x
    x = 162,771,700,775.06/185,019.75
  6. Step 6: Final answer
    x = 879,753.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.