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Finding the Third Proportional to 186,357 and 248,287.50

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Solution

The third proportional to 186,357 and 248,287.50 is: 330,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,357 : 248,287.50 = 248,287.50 : x
  2. Step 2: Convert to fraction form
    186,357/248,287.50 = 248,287.50/x
  3. Step 3: Cross multiply
    186,357x = 248,287.50 × 248,287.50
  4. Step 4: Simplify right side
    186,357x = 61,646,682,656.25
  5. Step 5: Solve for x
    x = 61,646,682,656.25/186,357
  6. Step 6: Final answer
    x = 330,798.86

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.