Home / 263,329.70-394,326.30-144,867.20

Finding the Fourth Proportional to 263,329.70, 394,326.30 and 144,867.20

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Solution

The fourth proportional to 263,329.70, 394,326.30 and 144,867.20 is: 216,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,329.70 : 394,326.30 = 144,867.20 : x
  2. Step 2: Convert to fraction form
    263,329.70/394,326.30 = 144,867.20/x
  3. Step 3: Cross multiply
    263,329.70x = 394,326.30 × 144,867.20
  4. Step 4: Simplify right side
    263,329.70x = 57,124,946,967.36
  5. Step 5: Solve for x
    x = 57,124,946,967.36/263,329.70
  6. Step 6: Final answer
    x = 216,933.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.