Home / 328,439.27-453,240.15-185,199.44

Finding the Fourth Proportional to 328,439.27, 453,240.15 and 185,199.44

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Solution

The fourth proportional to 328,439.27, 453,240.15 and 185,199.44 is: 255,571.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,439.27 : 453,240.15 = 185,199.44 : x
  2. Step 2: Convert to fraction form
    328,439.27/453,240.15 = 185,199.44/x
  3. Step 3: Cross multiply
    328,439.27x = 453,240.15 × 185,199.44
  4. Step 4: Simplify right side
    328,439.27x = 83,939,819,699.32
  5. Step 5: Solve for x
    x = 83,939,819,699.32/328,439.27
  6. Step 6: Final answer
    x = 255,571.82

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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.