Home / 399,983.87-552,011.81-227,954.45

Finding the Fourth Proportional to 399,983.87, 552,011.81 and 227,954.45

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Solution

The fourth proportional to 399,983.87, 552,011.81 and 227,954.45 is: 314,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,983.87 : 552,011.81 = 227,954.45 : x
  2. Step 2: Convert to fraction form
    399,983.87/552,011.81 = 227,954.45/x
  3. Step 3: Cross multiply
    399,983.87x = 552,011.81 × 227,954.45
  4. Step 4: Simplify right side
    399,983.87x = 125,833,548,542.06
  5. Step 5: Solve for x
    x = 125,833,548,542.06/399,983.87
  6. Step 6: Final answer
    x = 314,596.56

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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.