Home / 262,610.20-394,352.70-144,366.40

Finding the Fourth Proportional to 262,610.20, 394,352.70 and 144,366.40

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Solution

The fourth proportional to 262,610.20, 394,352.70 and 144,366.40 is: 216,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,610.20 : 394,352.70 = 144,366.40 : x
  2. Step 2: Convert to fraction form
    262,610.20/394,352.70 = 144,366.40/x
  3. Step 3: Cross multiply
    262,610.20x = 394,352.70 × 144,366.40
  4. Step 4: Simplify right side
    262,610.20x = 56,931,279,629.28
  5. Step 5: Solve for x
    x = 56,931,279,629.28/262,610.20
  6. Step 6: Final answer
    x = 216,790.05

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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.