Home / 328,530.83-453,469.52-192,594.20

Finding the Fourth Proportional to 328,530.83, 453,469.52 and 192,594.20

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Solution

The fourth proportional to 328,530.83, 453,469.52 and 192,594.20 is: 265,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,530.83 : 453,469.52 = 192,594.20 : x
  2. Step 2: Convert to fraction form
    328,530.83/453,469.52 = 192,594.20/x
  3. Step 3: Cross multiply
    328,530.83x = 453,469.52 × 192,594.20
  4. Step 4: Simplify right side
    328,530.83x = 87,335,599,599.49
  5. Step 5: Solve for x
    x = 87,335,599,599.49/328,530.83
  6. Step 6: Final answer
    x = 265,836.84

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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.