Home / 407,837.39-610,824.21-194,754.56

Finding the Fourth Proportional to 407,837.39, 610,824.21 and 194,754.56

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Solution

The fourth proportional to 407,837.39, 610,824.21 and 194,754.56 is: 291,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,837.39 : 610,824.21 = 194,754.56 : x
  2. Step 2: Convert to fraction form
    407,837.39/610,824.21 = 194,754.56/x
  3. Step 3: Cross multiply
    407,837.39x = 610,824.21 × 194,754.56
  4. Step 4: Simplify right side
    407,837.39x = 118,960,797,201.78
  5. Step 5: Solve for x
    x = 118,960,797,201.78/407,837.39
  6. Step 6: Final answer
    x = 291,686.84

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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.