Home / 353,336.22-487,608.80-192,198.06

Finding the Fourth Proportional to 353,336.22, 487,608.80 and 192,198.06

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Solution

The fourth proportional to 353,336.22, 487,608.80 and 192,198.06 is: 265,235.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,336.22 : 487,608.80 = 192,198.06 : x
  2. Step 2: Convert to fraction form
    353,336.22/487,608.80 = 192,198.06/x
  3. Step 3: Cross multiply
    353,336.22x = 487,608.80 × 192,198.06
  4. Step 4: Simplify right side
    353,336.22x = 93,717,464,437.94
  5. Step 5: Solve for x
    x = 93,717,464,437.94/353,336.22
  6. Step 6: Final answer
    x = 265,235.94

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1.5x scale

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.