Home / 894,163.59-1,341,836.28-420,984.27

Finding the Fourth Proportional to 894,163.59, 1,341,836.28 and 420,984.27

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Solution

The fourth proportional to 894,163.59, 1,341,836.28 and 420,984.27 is: 631,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,163.59 : 1,341,836.28 = 420,984.27 : x
  2. Step 2: Convert to fraction form
    894,163.59/1,341,836.28 = 420,984.27/x
  3. Step 3: Cross multiply
    894,163.59x = 1,341,836.28 × 420,984.27
  4. Step 4: Simplify right side
    894,163.59x = 564,891,966,795.32
  5. Step 5: Solve for x
    x = 564,891,966,795.32/894,163.59
  6. Step 6: Final answer
    x = 631,754.61

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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.