Home / 799,120.91-1,198,691.75-266,641.94

Finding the Fourth Proportional to 799,120.91, 1,198,691.75 and 266,641.94

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Solution

The fourth proportional to 799,120.91, 1,198,691.75 and 266,641.94 is: 399,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,120.91 : 1,198,691.75 = 266,641.94 : x
  2. Step 2: Convert to fraction form
    799,120.91/1,198,691.75 = 266,641.94/x
  3. Step 3: Cross multiply
    799,120.91x = 1,198,691.75 × 266,641.94
  4. Step 4: Simplify right side
    799,120.91x = 319,621,493,520.47
  5. Step 5: Solve for x
    x = 319,621,493,520.47/799,120.91
  6. Step 6: Final answer
    x = 399,966.37

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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.