Home / 547,976-822,030.46-192,917.36

Finding the Fourth Proportional to 547,976, 822,030.46 and 192,917.36

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Solution

The fourth proportional to 547,976, 822,030.46 and 192,917.36 is: 289,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,976 : 822,030.46 = 192,917.36 : x
  2. Step 2: Convert to fraction form
    547,976/822,030.46 = 192,917.36/x
  3. Step 3: Cross multiply
    547,976x = 822,030.46 × 192,917.36
  4. Step 4: Simplify right side
    547,976x = 158,583,946,182.79
  5. Step 5: Solve for x
    x = 158,583,946,182.79/547,976
  6. Step 6: Final answer
    x = 289,399.44

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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.