Home / 654,389.88-981,606.68-181,035.60

Finding the Fourth Proportional to 654,389.88, 981,606.68 and 181,035.60

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Solution

The fourth proportional to 654,389.88, 981,606.68 and 181,035.60 is: 271,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,389.88 : 981,606.68 = 181,035.60 : x
  2. Step 2: Convert to fraction form
    654,389.88/981,606.68 = 181,035.60/x
  3. Step 3: Cross multiply
    654,389.88x = 981,606.68 × 181,035.60
  4. Step 4: Simplify right side
    654,389.88x = 177,705,754,277.81
  5. Step 5: Solve for x
    x = 177,705,754,277.81/654,389.88
  6. Step 6: Final answer
    x = 271,559.45

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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.