Home / 557,944.62-836,995.78-178,776.70

Finding the Fourth Proportional to 557,944.62, 836,995.78 and 178,776.70

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Solution

The fourth proportional to 557,944.62, 836,995.78 and 178,776.70 is: 268,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,944.62 : 836,995.78 = 178,776.70 : x
  2. Step 2: Convert to fraction form
    557,944.62/836,995.78 = 178,776.70/x
  3. Step 3: Cross multiply
    557,944.62x = 836,995.78 × 178,776.70
  4. Step 4: Simplify right side
    557,944.62x = 149,635,343,462.33
  5. Step 5: Solve for x
    x = 149,635,343,462.33/557,944.62
  6. Step 6: Final answer
    x = 268,190.32

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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.