Home / 409,944.34-614,990.31-196,531.39

Finding the Fourth Proportional to 409,944.34, 614,990.31 and 196,531.39

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Solution

The fourth proportional to 409,944.34, 614,990.31 and 196,531.39 is: 294,832.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,944.34 : 614,990.31 = 196,531.39 : x
  2. Step 2: Convert to fraction form
    409,944.34/614,990.31 = 196,531.39/x
  3. Step 3: Cross multiply
    409,944.34x = 614,990.31 × 196,531.39
  4. Step 4: Simplify right side
    409,944.34x = 120,864,900,460.83
  5. Step 5: Solve for x
    x = 120,864,900,460.83/409,944.34
  6. Step 6: Final answer
    x = 294,832.47

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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.