Home / 501,057.50-691,460.27-271,614.07

Finding the Fourth Proportional to 501,057.50, 691,460.27 and 271,614.07

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Solution

The fourth proportional to 501,057.50, 691,460.27 and 271,614.07 is: 374,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,057.50 : 691,460.27 = 271,614.07 : x
  2. Step 2: Convert to fraction form
    501,057.50/691,460.27 = 271,614.07/x
  3. Step 3: Cross multiply
    501,057.50x = 691,460.27 × 271,614.07
  4. Step 4: Simplify right side
    501,057.50x = 187,810,339,999.30
  5. Step 5: Solve for x
    x = 187,810,339,999.30/501,057.50
  6. Step 6: Final answer
    x = 374,827.92

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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.