Home / 331,251.75-457,091.01-186,028.07

Finding the Fourth Proportional to 331,251.75, 457,091.01 and 186,028.07

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Solution

The fourth proportional to 331,251.75, 457,091.01 and 186,028.07 is: 256,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,251.75 : 457,091.01 = 186,028.07 : x
  2. Step 2: Convert to fraction form
    331,251.75/457,091.01 = 186,028.07/x
  3. Step 3: Cross multiply
    331,251.75x = 457,091.01 × 186,028.07
  4. Step 4: Simplify right side
    331,251.75x = 85,031,756,119.20
  5. Step 5: Solve for x
    x = 85,031,756,119.20/331,251.75
  6. Step 6: Final answer
    x = 256,698.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.