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Finding the Fourth Proportional to 537,201.60, 806,061.60 and 379,089.60

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Solution

The fourth proportional to 537,201.60, 806,061.60 and 379,089.60 is: 568,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,201.60 : 806,061.60 = 379,089.60 : x
  2. Step 2: Convert to fraction form
    537,201.60/806,061.60 = 379,089.60/x
  3. Step 3: Cross multiply
    537,201.60x = 806,061.60 × 379,089.60
  4. Step 4: Simplify right side
    537,201.60x = 305,569,569,519.36
  5. Step 5: Solve for x
    x = 305,569,569,519.36/537,201.60
  6. Step 6: Final answer
    x = 568,817.31

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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.