Home / 616,105.20-923,466.60-261,058.80

Finding the Fourth Proportional to 616,105.20, 923,466.60 and 261,058.80

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Solution

The fourth proportional to 616,105.20, 923,466.60 and 261,058.80 is: 391,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,105.20 : 923,466.60 = 261,058.80 : x
  2. Step 2: Convert to fraction form
    616,105.20/923,466.60 = 261,058.80/x
  3. Step 3: Cross multiply
    616,105.20x = 923,466.60 × 261,058.80
  4. Step 4: Simplify right side
    616,105.20x = 241,079,082,436.08
  5. Step 5: Solve for x
    x = 241,079,082,436.08/616,105.20
  6. Step 6: Final answer
    x = 391,295.32

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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.