Home / 328,739.20-453,672.96-192,754.24

Finding the Fourth Proportional to 328,739.20, 453,672.96 and 192,754.24

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Solution

The fourth proportional to 328,739.20, 453,672.96 and 192,754.24 is: 266,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,739.20 : 453,672.96 = 192,754.24 : x
  2. Step 2: Convert to fraction form
    328,739.20/453,672.96 = 192,754.24/x
  3. Step 3: Cross multiply
    328,739.20x = 453,672.96 × 192,754.24
  4. Step 4: Simplify right side
    328,739.20x = 87,447,386,613.35
  5. Step 5: Solve for x
    x = 87,447,386,613.35/328,739.20
  6. Step 6: Final answer
    x = 266,008.39

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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.