Home / 592,579.26-816,987.33-377,640.90

Finding the Fourth Proportional to 592,579.26, 816,987.33 and 377,640.90

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Solution

The fourth proportional to 592,579.26, 816,987.33 and 377,640.90 is: 520,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,579.26 : 816,987.33 = 377,640.90 : x
  2. Step 2: Convert to fraction form
    592,579.26/816,987.33 = 377,640.90/x
  3. Step 3: Cross multiply
    592,579.26x = 816,987.33 × 377,640.90
  4. Step 4: Simplify right side
    592,579.26x = 308,527,830,589.80
  5. Step 5: Solve for x
    x = 308,527,830,589.80/592,579.26
  6. Step 6: Final answer
    x = 520,652.43

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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.