Home / 526,934.54-790,311.89-189,908.12

Finding the Fourth Proportional to 526,934.54, 790,311.89 and 189,908.12

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Solution

The fourth proportional to 526,934.54, 790,311.89 and 189,908.12 is: 284,829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,934.54 : 790,311.89 = 189,908.12 : x
  2. Step 2: Convert to fraction form
    526,934.54/790,311.89 = 189,908.12/x
  3. Step 3: Cross multiply
    526,934.54x = 790,311.89 × 189,908.12
  4. Step 4: Simplify right side
    526,934.54x = 150,086,640,342.45
  5. Step 5: Solve for x
    x = 150,086,640,342.45/526,934.54
  6. Step 6: Final answer
    x = 284,829.77

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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.