Home / 836,351.73-1,254,338.46-386,825.94

Finding the Fourth Proportional to 836,351.73, 1,254,338.46 and 386,825.94

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Solution

The fourth proportional to 836,351.73, 1,254,338.46 and 386,825.94 is: 580,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,351.73 : 1,254,338.46 = 386,825.94 : x
  2. Step 2: Convert to fraction form
    836,351.73/1,254,338.46 = 386,825.94/x
  3. Step 3: Cross multiply
    836,351.73x = 1,254,338.46 × 386,825.94
  4. Step 4: Simplify right side
    836,351.73x = 485,210,653,867.65
  5. Step 5: Solve for x
    x = 485,210,653,867.65/836,351.73
  6. Step 6: Final answer
    x = 580,151.43

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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.