Home / 548,205.87-822,426.07-163,984.83

Finding the Fourth Proportional to 548,205.87, 822,426.07 and 163,984.83

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Solution

The fourth proportional to 548,205.87, 822,426.07 and 163,984.83 is: 246,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,205.87 : 822,426.07 = 163,984.83 : x
  2. Step 2: Convert to fraction form
    548,205.87/822,426.07 = 163,984.83/x
  3. Step 3: Cross multiply
    548,205.87x = 822,426.07 × 163,984.83
  4. Step 4: Simplify right side
    548,205.87x = 134,865,398,633.61
  5. Step 5: Solve for x
    x = 134,865,398,633.61/548,205.87
  6. Step 6: Final answer
    x = 246,012.32

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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.