Home / 593,383.20-890,074.60-394,092.68

Finding the Fourth Proportional to 593,383.20, 890,074.60 and 394,092.68

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Solution

The fourth proportional to 593,383.20, 890,074.60 and 394,092.68 is: 591,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,383.20 : 890,074.60 = 394,092.68 : x
  2. Step 2: Convert to fraction form
    593,383.20/890,074.60 = 394,092.68/x
  3. Step 3: Cross multiply
    593,383.20x = 890,074.60 × 394,092.68
  4. Step 4: Simplify right side
    593,383.20x = 350,771,884,513.93
  5. Step 5: Solve for x
    x = 350,771,884,513.93/593,383.20
  6. Step 6: Final answer
    x = 591,138.89

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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.