Home / 328,521.24-453,359.97-177,618.24

Finding the Fourth Proportional to 328,521.24, 453,359.97 and 177,618.24

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Solution

The fourth proportional to 328,521.24, 453,359.97 and 177,618.24 is: 245,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,521.24 : 453,359.97 = 177,618.24 : x
  2. Step 2: Convert to fraction form
    328,521.24/453,359.97 = 177,618.24/x
  3. Step 3: Cross multiply
    328,521.24x = 453,359.97 × 177,618.24
  4. Step 4: Simplify right side
    328,521.24x = 80,524,999,957.85
  5. Step 5: Solve for x
    x = 80,524,999,957.85/328,521.24
  6. Step 6: Final answer
    x = 245,113.53

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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.