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Finding the Fourth Proportional to 337,349.80, 505,951.80 and 147,809.80

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Solution

The fourth proportional to 337,349.80, 505,951.80 and 147,809.80 is: 221,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,349.80 : 505,951.80 = 147,809.80 : x
  2. Step 2: Convert to fraction form
    337,349.80/505,951.80 = 147,809.80/x
  3. Step 3: Cross multiply
    337,349.80x = 505,951.80 × 147,809.80
  4. Step 4: Simplify right side
    337,349.80x = 74,784,634,367.64
  5. Step 5: Solve for x
    x = 74,784,634,367.64/337,349.80
  6. Step 6: Final answer
    x = 221,682.76

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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.