Home / 411,818.50-568,321.39-230,529.35

Finding the Fourth Proportional to 411,818.50, 568,321.39 and 230,529.35

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Solution

The fourth proportional to 411,818.50, 568,321.39 and 230,529.35 is: 318,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,818.50 : 568,321.39 = 230,529.35 : x
  2. Step 2: Convert to fraction form
    411,818.50/568,321.39 = 230,529.35/x
  3. Step 3: Cross multiply
    411,818.50x = 568,321.39 × 230,529.35
  4. Step 4: Simplify right side
    411,818.50x = 131,014,760,627.80
  5. Step 5: Solve for x
    x = 131,014,760,627.80/411,818.50
  6. Step 6: Final answer
    x = 318,137.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.