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Finding the Third Proportional to 85,515.19 and 183,483.56

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Solution

The third proportional to 85,515.19 and 183,483.56 is: 393,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,515.19 : 183,483.56 = 183,483.56 : x
  2. Step 2: Convert to fraction form
    85,515.19/183,483.56 = 183,483.56/x
  3. Step 3: Cross multiply
    85,515.19x = 183,483.56 × 183,483.56
  4. Step 4: Simplify right side
    85,515.19x = 33,666,217,707.69
  5. Step 5: Solve for x
    x = 33,666,217,707.69/85,515.19
  6. Step 6: Final answer
    x = 393,687.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.