Home / 516,580.44-773,427.24-279,072.24

Finding the Fourth Proportional to 516,580.44, 773,427.24 and 279,072.24

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Solution

The fourth proportional to 516,580.44, 773,427.24 and 279,072.24 is: 417,828.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,580.44 : 773,427.24 = 279,072.24 : x
  2. Step 2: Convert to fraction form
    516,580.44/773,427.24 = 279,072.24/x
  3. Step 3: Cross multiply
    516,580.44x = 773,427.24 × 279,072.24
  4. Step 4: Simplify right side
    516,580.44x = 215,842,072,343.82
  5. Step 5: Solve for x
    x = 215,842,072,343.82/516,580.44
  6. Step 6: Final answer
    x = 417,828.58

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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.