Home / 328,747.62-453,670.77-177,844.50

Finding the Fourth Proportional to 328,747.62, 453,670.77 and 177,844.50

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Solution

The fourth proportional to 328,747.62, 453,670.77 and 177,844.50 is: 245,424.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,747.62 : 453,670.77 = 177,844.50 : x
  2. Step 2: Convert to fraction form
    328,747.62/453,670.77 = 177,844.50/x
  3. Step 3: Cross multiply
    328,747.62x = 453,670.77 × 177,844.50
  4. Step 4: Simplify right side
    328,747.62x = 80,682,851,255.27
  5. Step 5: Solve for x
    x = 80,682,851,255.27/328,747.62
  6. Step 6: Final answer
    x = 245,424.90

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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.