Home / 412,218.91-618,182.56-196,052.19

Finding the Fourth Proportional to 412,218.91, 618,182.56 and 196,052.19

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Solution

The fourth proportional to 412,218.91, 618,182.56 and 196,052.19 is: 294,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,218.91 : 618,182.56 = 196,052.19 : x
  2. Step 2: Convert to fraction form
    412,218.91/618,182.56 = 196,052.19/x
  3. Step 3: Cross multiply
    412,218.91x = 618,182.56 × 196,052.19
  4. Step 4: Simplify right side
    412,218.91x = 121,196,044,707.81
  5. Step 5: Solve for x
    x = 121,196,044,707.81/412,218.91
  6. Step 6: Final answer
    x = 294,008.94

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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.