Home / 409,682.09-614,550.81-196,496.75

Finding the Fourth Proportional to 409,682.09, 614,550.81 and 196,496.75

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Solution

The fourth proportional to 409,682.09, 614,550.81 and 196,496.75 is: 294,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,682.09 : 614,550.81 = 196,496.75 : x
  2. Step 2: Convert to fraction form
    409,682.09/614,550.81 = 196,496.75/x
  3. Step 3: Cross multiply
    409,682.09x = 614,550.81 × 196,496.75
  4. Step 4: Simplify right side
    409,682.09x = 120,757,233,802.11
  5. Step 5: Solve for x
    x = 120,757,233,802.11/409,682.09
  6. Step 6: Final answer
    x = 294,758.39

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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.