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Finding the Fourth Proportional to 377,600.99, 520,824.06 and 248,498.33

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Solution

The fourth proportional to 377,600.99, 520,824.06 and 248,498.33 is: 342,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,600.99 : 520,824.06 = 248,498.33 : x
  2. Step 2: Convert to fraction form
    377,600.99/520,824.06 = 248,498.33/x
  3. Step 3: Cross multiply
    377,600.99x = 520,824.06 × 248,498.33
  4. Step 4: Simplify right side
    377,600.99x = 129,423,906,529.70
  5. Step 5: Solve for x
    x = 129,423,906,529.70/377,600.99
  6. Step 6: Final answer
    x = 342,753.10

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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.