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Finding the Fourth Proportional to 529,297.92, 793,945.62 and 229,739.64

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Solution

The fourth proportional to 529,297.92, 793,945.62 and 229,739.64 is: 344,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,297.92 : 793,945.62 = 229,739.64 : x
  2. Step 2: Convert to fraction form
    529,297.92/793,945.62 = 229,739.64/x
  3. Step 3: Cross multiply
    529,297.92x = 793,945.62 × 229,739.64
  4. Step 4: Simplify right side
    529,297.92x = 182,400,780,918.38
  5. Step 5: Solve for x
    x = 182,400,780,918.38/529,297.92
  6. Step 6: Final answer
    x = 344,608.91

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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.