Home / 347,588.20-521,771.10-269,050.60

Finding the Fourth Proportional to 347,588.20, 521,771.10 and 269,050.60

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Solution

The fourth proportional to 347,588.20, 521,771.10 and 269,050.60 is: 403,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,588.20 : 521,771.10 = 269,050.60 : x
  2. Step 2: Convert to fraction form
    347,588.20/521,771.10 = 269,050.60/x
  3. Step 3: Cross multiply
    347,588.20x = 521,771.10 × 269,050.60
  4. Step 4: Simplify right side
    347,588.20x = 140,382,827,517.66
  5. Step 5: Solve for x
    x = 140,382,827,517.66/347,588.20
  6. Step 6: Final answer
    x = 403,876.85

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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.