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Finding the Fourth Proportional to 377,063.20, 565,594.80 and 335,072.80

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Solution

The fourth proportional to 377,063.20, 565,594.80 and 335,072.80 is: 502,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,063.20 : 565,594.80 = 335,072.80 : x
  2. Step 2: Convert to fraction form
    377,063.20/565,594.80 = 335,072.80/x
  3. Step 3: Cross multiply
    377,063.20x = 565,594.80 × 335,072.80
  4. Step 4: Simplify right side
    377,063.20x = 189,515,433,301.44
  5. Step 5: Solve for x
    x = 189,515,433,301.44/377,063.20
  6. Step 6: Final answer
    x = 502,609.20

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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.