Home / 318,238.28-439,179.62-175,004.36

Finding the Fourth Proportional to 318,238.28, 439,179.62 and 175,004.36

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Solution

The fourth proportional to 318,238.28, 439,179.62 and 175,004.36 is: 241,511.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,238.28 : 439,179.62 = 175,004.36 : x
  2. Step 2: Convert to fraction form
    318,238.28/439,179.62 = 175,004.36/x
  3. Step 3: Cross multiply
    318,238.28x = 439,179.62 × 175,004.36
  4. Step 4: Simplify right side
    318,238.28x = 76,858,348,323.14
  5. Step 5: Solve for x
    x = 76,858,348,323.14/318,238.28
  6. Step 6: Final answer
    x = 241,511.95

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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.