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Finding the Fourth Proportional to 347,739.33, 480,044.63 and 233,092.87

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Solution

The fourth proportional to 347,739.33, 480,044.63 and 233,092.87 is: 321,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,739.33 : 480,044.63 = 233,092.87 : x
  2. Step 2: Convert to fraction form
    347,739.33/480,044.63 = 233,092.87/x
  3. Step 3: Cross multiply
    347,739.33x = 480,044.63 × 233,092.87
  4. Step 4: Simplify right side
    347,739.33x = 111,894,980,534.79
  5. Step 5: Solve for x
    x = 111,894,980,534.79/347,739.33
  6. Step 6: Final answer
    x = 321,778.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.