Home / 353,288.52-487,540.44-192,144.74

Finding the Fourth Proportional to 353,288.52, 487,540.44 and 192,144.74

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Solution

The fourth proportional to 353,288.52, 487,540.44 and 192,144.74 is: 265,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,288.52 : 487,540.44 = 192,144.74 : x
  2. Step 2: Convert to fraction form
    353,288.52/487,540.44 = 192,144.74/x
  3. Step 3: Cross multiply
    353,288.52x = 487,540.44 × 192,144.74
  4. Step 4: Simplify right side
    353,288.52x = 93,678,328,645.58
  5. Step 5: Solve for x
    x = 93,678,328,645.58/353,288.52
  6. Step 6: Final answer
    x = 265,160.98

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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.