Home / 411,827.78-568,029.36-377,945.69

Finding the Fourth Proportional to 411,827.78, 568,029.36 and 377,945.69

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Solution

The fourth proportional to 411,827.78, 568,029.36 and 377,945.69 is: 521,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,827.78 : 568,029.36 = 377,945.69 : x
  2. Step 2: Convert to fraction form
    411,827.78/568,029.36 = 377,945.69/x
  3. Step 3: Cross multiply
    411,827.78x = 568,029.36 × 377,945.69
  4. Step 4: Simplify right side
    411,827.78x = 214,684,245,565.31
  5. Step 5: Solve for x
    x = 214,684,245,565.31/411,827.78
  6. Step 6: Final answer
    x = 521,296.18

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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.