Home / 578,786.67-868,240.13-158,062.50

Finding the Fourth Proportional to 578,786.67, 868,240.13 and 158,062.50

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Solution

The fourth proportional to 578,786.67, 868,240.13 and 158,062.50 is: 237,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,786.67 : 868,240.13 = 158,062.50 : x
  2. Step 2: Convert to fraction form
    578,786.67/868,240.13 = 158,062.50/x
  3. Step 3: Cross multiply
    578,786.67x = 868,240.13 × 158,062.50
  4. Step 4: Simplify right side
    578,786.67x = 137,236,204,757.81
  5. Step 5: Solve for x
    x = 137,236,204,757.81/578,786.67
  6. Step 6: Final answer
    x = 237,110.17

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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.