Home / 411,821.25-568,325.19-230,532.09

Finding the Fourth Proportional to 411,821.25, 568,325.19 and 230,532.09

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Solution

The fourth proportional to 411,821.25, 568,325.19 and 230,532.09 is: 318,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,821.25 : 568,325.19 = 230,532.09 : x
  2. Step 2: Convert to fraction form
    411,821.25/568,325.19 = 230,532.09/x
  3. Step 3: Cross multiply
    411,821.25x = 568,325.19 × 230,532.09
  4. Step 4: Simplify right side
    411,821.25x = 131,017,195,780.45
  5. Step 5: Solve for x
    x = 131,017,195,780.45/411,821.25
  6. Step 6: Final answer
    x = 318,140.93

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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.