Home / 624,200.90-861,992.27-590,196.56

Finding the Fourth Proportional to 624,200.90, 861,992.27 and 590,196.56

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Solution

The fourth proportional to 624,200.90, 861,992.27 and 590,196.56 is: 815,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,200.90 : 861,992.27 = 590,196.56 : x
  2. Step 2: Convert to fraction form
    624,200.90/861,992.27 = 590,196.56/x
  3. Step 3: Cross multiply
    624,200.90x = 861,992.27 × 590,196.56
  4. Step 4: Simplify right side
    624,200.90x = 508,744,876,131.06
  5. Step 5: Solve for x
    x = 508,744,876,131.06/624,200.90
  6. Step 6: Final answer
    x = 815,033.88

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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.