Home / 263,329.20-394,325.55-144,866.70

Finding the Fourth Proportional to 263,329.20, 394,325.55 and 144,866.70

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Solution

The fourth proportional to 263,329.20, 394,325.55 and 144,866.70 is: 216,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,329.20 : 394,325.55 = 144,866.70 : x
  2. Step 2: Convert to fraction form
    263,329.20/394,325.55 = 144,866.70/x
  3. Step 3: Cross multiply
    263,329.20x = 394,325.55 × 144,866.70
  4. Step 4: Simplify right side
    263,329.20x = 57,124,641,154.19
  5. Step 5: Solve for x
    x = 57,124,641,154.19/263,329.20
  6. Step 6: Final answer
    x = 216,932.42

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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.