Home / 476,003.42-656,942.87-272,062.94

Finding the Fourth Proportional to 476,003.42, 656,942.87 and 272,062.94

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Solution

The fourth proportional to 476,003.42, 656,942.87 and 272,062.94 is: 375,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,003.42 : 656,942.87 = 272,062.94 : x
  2. Step 2: Convert to fraction form
    476,003.42/656,942.87 = 272,062.94/x
  3. Step 3: Cross multiply
    476,003.42x = 656,942.87 × 272,062.94
  4. Step 4: Simplify right side
    476,003.42x = 178,729,803,979.21
  5. Step 5: Solve for x
    x = 178,729,803,979.21/476,003.42
  6. Step 6: Final answer
    x = 375,480.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.