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Finding the Fourth Proportional to 338,480.08, 506,913.05 and 196,024.37

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Solution

The fourth proportional to 338,480.08, 506,913.05 and 196,024.37 is: 293,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,480.08 : 506,913.05 = 196,024.37 : x
  2. Step 2: Convert to fraction form
    338,480.08/506,913.05 = 196,024.37/x
  3. Step 3: Cross multiply
    338,480.08x = 506,913.05 × 196,024.37
  4. Step 4: Simplify right side
    338,480.08x = 99,367,309,226.52
  5. Step 5: Solve for x
    x = 99,367,309,226.52/338,480.08
  6. Step 6: Final answer
    x = 293,569.15

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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.