Home / 547,977.76-822,033.06-192,919.12

Finding the Fourth Proportional to 547,977.76, 822,033.06 and 192,919.12

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Solution

The fourth proportional to 547,977.76, 822,033.06 and 192,919.12 is: 289,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,977.76 : 822,033.06 = 192,919.12 : x
  2. Step 2: Convert to fraction form
    547,977.76/822,033.06 = 192,919.12/x
  3. Step 3: Cross multiply
    547,977.76x = 822,033.06 × 192,919.12
  4. Step 4: Simplify right side
    547,977.76x = 158,585,894,546.11
  5. Step 5: Solve for x
    x = 158,585,894,546.11/547,977.76
  6. Step 6: Final answer
    x = 289,402.06

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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.