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Finding the Fourth Proportional to 361,293.93, 539,743.37 and 233,896.32

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Solution

The fourth proportional to 361,293.93, 539,743.37 and 233,896.32 is: 349,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,293.93 : 539,743.37 = 233,896.32 : x
  2. Step 2: Convert to fraction form
    361,293.93/539,743.37 = 233,896.32/x
  3. Step 3: Cross multiply
    361,293.93x = 539,743.37 × 233,896.32
  4. Step 4: Simplify right side
    361,293.93x = 126,243,986,817.92
  5. Step 5: Solve for x
    x = 126,243,986,817.92/361,293.93
  6. Step 6: Final answer
    x = 349,421.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.