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Finding the Fourth Proportional to 395,669.91, 593,504.82 and 96,148.42

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Solution

The fourth proportional to 395,669.91, 593,504.82 and 96,148.42 is: 144,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,669.91 : 593,504.82 = 96,148.42 : x
  2. Step 2: Convert to fraction form
    395,669.91/593,504.82 = 96,148.42/x
  3. Step 3: Cross multiply
    395,669.91x = 593,504.82 × 96,148.42
  4. Step 4: Simplify right side
    395,669.91x = 57,064,549,221.62
  5. Step 5: Solve for x
    x = 57,064,549,221.62/395,669.91
  6. Step 6: Final answer
    x = 144,222.61

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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.