Home / 547,890.51-822,217.28-192,933.12

Finding the Fourth Proportional to 547,890.51, 822,217.28 and 192,933.12

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Solution

The fourth proportional to 547,890.51, 822,217.28 and 192,933.12 is: 289,534.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,890.51 : 822,217.28 = 192,933.12 : x
  2. Step 2: Convert to fraction form
    547,890.51/822,217.28 = 192,933.12/x
  3. Step 3: Cross multiply
    547,890.51x = 822,217.28 × 192,933.12
  4. Step 4: Simplify right side
    547,890.51x = 158,632,944,183.65
  5. Step 5: Solve for x
    x = 158,632,944,183.65/547,890.51
  6. Step 6: Final answer
    x = 289,534.02

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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.