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Finding the Third Proportional to 85,038 and 185,617

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Solution

The third proportional to 85,038 and 185,617 is: 405,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,038 : 185,617 = 185,617 : x
  2. Step 2: Convert to fraction form
    85,038/185,617 = 185,617/x
  3. Step 3: Cross multiply
    85,038x = 185,617 × 185,617
  4. Step 4: Simplify right side
    85,038x = 34,453,670,689
  5. Step 5: Solve for x
    x = 34,453,670,689/85,038
  6. Step 6: Final answer
    x = 405,156.17

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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.