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Finding the Fourth Proportional to 352,887.89, 529,034.24 and 153,057.75

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Solution

The fourth proportional to 352,887.89, 529,034.24 and 153,057.75 is: 229,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,887.89 : 529,034.24 = 153,057.75 : x
  2. Step 2: Convert to fraction form
    352,887.89/529,034.24 = 153,057.75/x
  3. Step 3: Cross multiply
    352,887.89x = 529,034.24 × 153,057.75
  4. Step 4: Simplify right side
    352,887.89x = 80,972,790,447.36
  5. Step 5: Solve for x
    x = 80,972,790,447.36/352,887.89
  6. Step 6: Final answer
    x = 229,457.55

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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.