Home / 262,730.20-394,095.30-73,190.20

Finding the Fourth Proportional to 262,730.20, 394,095.30 and 73,190.20

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Solution

The fourth proportional to 262,730.20, 394,095.30 and 73,190.20 is: 109,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,730.20 : 394,095.30 = 73,190.20 : x
  2. Step 2: Convert to fraction form
    262,730.20/394,095.30 = 73,190.20/x
  3. Step 3: Cross multiply
    262,730.20x = 394,095.30 × 73,190.20
  4. Step 4: Simplify right side
    262,730.20x = 28,843,913,826.06
  5. Step 5: Solve for x
    x = 28,843,913,826.06/262,730.20
  6. Step 6: Final answer
    x = 109,785.30

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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.