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Finding the Fourth Proportional to 293,663.76, 440,524.72 and 93,934

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Solution

The fourth proportional to 293,663.76, 440,524.72 and 93,934 is: 140,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,663.76 : 440,524.72 = 93,934 : x
  2. Step 2: Convert to fraction form
    293,663.76/440,524.72 = 93,934/x
  3. Step 3: Cross multiply
    293,663.76x = 440,524.72 × 93,934
  4. Step 4: Simplify right side
    293,663.76x = 41,380,249,048.48
  5. Step 5: Solve for x
    x = 41,380,249,048.48/293,663.76
  6. Step 6: Final answer
    x = 140,910.30

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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.