Home / 327,728.42-452,332.21-206,788.23

Finding the Fourth Proportional to 327,728.42, 452,332.21 and 206,788.23

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Solution

The fourth proportional to 327,728.42, 452,332.21 and 206,788.23 is: 285,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,728.42 : 452,332.21 = 206,788.23 : x
  2. Step 2: Convert to fraction form
    327,728.42/452,332.21 = 206,788.23/x
  3. Step 3: Cross multiply
    327,728.42x = 452,332.21 × 206,788.23
  4. Step 4: Simplify right side
    327,728.42x = 93,536,977,077.89
  5. Step 5: Solve for x
    x = 93,536,977,077.89/327,728.42
  6. Step 6: Final answer
    x = 285,410.03

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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.