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Finding the Fourth Proportional to 352,892.40, 529,041 and 153,062.26

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Solution

The fourth proportional to 352,892.40, 529,041 and 153,062.26 is: 229,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,892.40 : 529,041 = 153,062.26 : x
  2. Step 2: Convert to fraction form
    352,892.40/529,041 = 153,062.26/x
  3. Step 3: Cross multiply
    352,892.40x = 529,041 × 153,062.26
  4. Step 4: Simplify right side
    352,892.40x = 80,976,211,092.66
  5. Step 5: Solve for x
    x = 80,976,211,092.66/352,892.40
  6. Step 6: Final answer
    x = 229,464.31

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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.