Home / 330,520.24-456,117.78-179,617.24

Finding the Fourth Proportional to 330,520.24, 456,117.78 and 179,617.24

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Solution

The fourth proportional to 330,520.24, 456,117.78 and 179,617.24 is: 247,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,520.24 : 456,117.78 = 179,617.24 : x
  2. Step 2: Convert to fraction form
    330,520.24/456,117.78 = 179,617.24/x
  3. Step 3: Cross multiply
    330,520.24x = 456,117.78 × 179,617.24
  4. Step 4: Simplify right side
    330,520.24x = 81,926,616,758.53
  5. Step 5: Solve for x
    x = 81,926,616,758.53/330,520.24
  6. Step 6: Final answer
    x = 247,871.71

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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.