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Finding the Fourth Proportional to 338,177.80, 466,672.98 and 194,943.88

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Solution

The fourth proportional to 338,177.80, 466,672.98 and 194,943.88 is: 269,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,177.80 : 466,672.98 = 194,943.88 : x
  2. Step 2: Convert to fraction form
    338,177.80/466,672.98 = 194,943.88/x
  3. Step 3: Cross multiply
    338,177.80x = 466,672.98 × 194,943.88
  4. Step 4: Simplify right side
    338,177.80x = 90,975,041,412.36
  5. Step 5: Solve for x
    x = 90,975,041,412.36/338,177.80
  6. Step 6: Final answer
    x = 269,015.42

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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.