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Finding the Third Proportional to 98,950.50 and 201,357

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Solution

The third proportional to 98,950.50 and 201,357 is: 409,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,950.50 : 201,357 = 201,357 : x
  2. Step 2: Convert to fraction form
    98,950.50/201,357 = 201,357/x
  3. Step 3: Cross multiply
    98,950.50x = 201,357 × 201,357
  4. Step 4: Simplify right side
    98,950.50x = 40,544,641,449
  5. Step 5: Solve for x
    x = 40,544,641,449/98,950.50
  6. Step 6: Final answer
    x = 409,746.71

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.