Home / 535,439.52-738,906.80-296,975.52

Finding the Fourth Proportional to 535,439.52, 738,906.80 and 296,975.52

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Solution

The fourth proportional to 535,439.52, 738,906.80 and 296,975.52 is: 409,826.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,439.52 : 738,906.80 = 296,975.52 : x
  2. Step 2: Convert to fraction form
    535,439.52/738,906.80 = 296,975.52/x
  3. Step 3: Cross multiply
    535,439.52x = 738,906.80 × 296,975.52
  4. Step 4: Simplify right side
    535,439.52x = 219,437,231,161.54
  5. Step 5: Solve for x
    x = 219,437,231,161.54/535,439.52
  6. Step 6: Final answer
    x = 409,826.36

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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.