Home / 433,623.18-650,434.78-285,844.62

Finding the Fourth Proportional to 433,623.18, 650,434.78 and 285,844.62

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Solution

The fourth proportional to 433,623.18, 650,434.78 and 285,844.62 is: 428,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,623.18 : 650,434.78 = 285,844.62 : x
  2. Step 2: Convert to fraction form
    433,623.18/650,434.78 = 285,844.62/x
  3. Step 3: Cross multiply
    433,623.18x = 650,434.78 × 285,844.62
  4. Step 4: Simplify right side
    433,623.18x = 185,923,282,523.88
  5. Step 5: Solve for x
    x = 185,923,282,523.88/433,623.18
  6. Step 6: Final answer
    x = 428,766.94

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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.