Home / 330,833.49-456,550.20-187,593.50

Finding the Fourth Proportional to 330,833.49, 456,550.20 and 187,593.50

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Solution

The fourth proportional to 330,833.49, 456,550.20 and 187,593.50 is: 258,879.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,833.49 : 456,550.20 = 187,593.50 : x
  2. Step 2: Convert to fraction form
    330,833.49/456,550.20 = 187,593.50/x
  3. Step 3: Cross multiply
    330,833.49x = 456,550.20 × 187,593.50
  4. Step 4: Simplify right side
    330,833.49x = 85,645,847,660.95
  5. Step 5: Solve for x
    x = 85,645,847,660.95/330,833.49
  6. Step 6: Final answer
    x = 258,879.01

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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.