Home / 792,719.38-1,188,573.36-522,535.78

Finding the Fourth Proportional to 792,719.38, 1,188,573.36 and 522,535.78

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Solution

The fourth proportional to 792,719.38, 1,188,573.36 and 522,535.78 is: 783,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,719.38 : 1,188,573.36 = 522,535.78 : x
  2. Step 2: Convert to fraction form
    792,719.38/1,188,573.36 = 522,535.78/x
  3. Step 3: Cross multiply
    792,719.38x = 1,188,573.36 × 522,535.78
  4. Step 4: Simplify right side
    792,719.38x = 621,072,107,754.82
  5. Step 5: Solve for x
    x = 621,072,107,754.82/792,719.38
  6. Step 6: Final answer
    x = 783,470.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.