Home / 339,935.20-510,048.60-173,723.20

Finding the Fourth Proportional to 339,935.20, 510,048.60 and 173,723.20

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Solution

The fourth proportional to 339,935.20, 510,048.60 and 173,723.20 is: 260,659.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,935.20 : 510,048.60 = 173,723.20 : x
  2. Step 2: Convert to fraction form
    339,935.20/510,048.60 = 173,723.20/x
  3. Step 3: Cross multiply
    339,935.20x = 510,048.60 × 173,723.20
  4. Step 4: Simplify right side
    339,935.20x = 88,607,274,947.52
  5. Step 5: Solve for x
    x = 88,607,274,947.52/339,935.20
  6. Step 6: Final answer
    x = 260,659.31

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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.