Home / 624,234.14-861,350.76-379,091.42

Finding the Fourth Proportional to 624,234.14, 861,350.76 and 379,091.42

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Solution

The fourth proportional to 624,234.14, 861,350.76 and 379,091.42 is: 523,090.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,234.14 : 861,350.76 = 379,091.42 : x
  2. Step 2: Convert to fraction form
    624,234.14/861,350.76 = 379,091.42/x
  3. Step 3: Cross multiply
    624,234.14x = 861,350.76 × 379,091.42
  4. Step 4: Simplify right side
    624,234.14x = 326,530,682,726.48
  5. Step 5: Solve for x
    x = 326,530,682,726.48/624,234.14
  6. Step 6: Final answer
    x = 523,090.07

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Double scale
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1.5x scale

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.