Home / 240,529.92-332,024.32-215,335.68

Finding the Fourth Proportional to 240,529.92, 332,024.32 and 215,335.68

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Solution

The fourth proportional to 240,529.92, 332,024.32 and 215,335.68 is: 297,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,529.92 : 332,024.32 = 215,335.68 : x
  2. Step 2: Convert to fraction form
    240,529.92/332,024.32 = 215,335.68/x
  3. Step 3: Cross multiply
    240,529.92x = 332,024.32 × 215,335.68
  4. Step 4: Simplify right side
    240,529.92x = 71,496,682,723.74
  5. Step 5: Solve for x
    x = 71,496,682,723.74/240,529.92
  6. Step 6: Final answer
    x = 297,246.52

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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.