Home / 502,219.46-693,067.94-272,778.96

Finding the Fourth Proportional to 502,219.46, 693,067.94 and 272,778.96

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Solution

The fourth proportional to 502,219.46, 693,067.94 and 272,778.96 is: 376,437.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,219.46 : 693,067.94 = 272,778.96 : x
  2. Step 2: Convert to fraction form
    502,219.46/693,067.94 = 272,778.96/x
  3. Step 3: Cross multiply
    502,219.46x = 693,067.94 × 272,778.96
  4. Step 4: Simplify right side
    502,219.46x = 189,054,350,518.65
  5. Step 5: Solve for x
    x = 189,054,350,518.65/502,219.46
  6. Step 6: Final answer
    x = 376,437.73

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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.