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Finding the Fourth Proportional to 352,029.20, 527,698.20 and 174,563.60

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Solution

The fourth proportional to 352,029.20, 527,698.20 and 174,563.60 is: 261,674.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,029.20 : 527,698.20 = 174,563.60 : x
  2. Step 2: Convert to fraction form
    352,029.20/527,698.20 = 174,563.60/x
  3. Step 3: Cross multiply
    352,029.20x = 527,698.20 × 174,563.60
  4. Step 4: Simplify right side
    352,029.20x = 92,116,897,505.52
  5. Step 5: Solve for x
    x = 92,116,897,505.52/352,029.20
  6. Step 6: Final answer
    x = 261,674.02

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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.