Home / 370,824.31-511,747.56-227,499.26

Finding the Fourth Proportional to 370,824.31, 511,747.56 and 227,499.26

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Solution

The fourth proportional to 370,824.31, 511,747.56 and 227,499.26 is: 313,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,824.31 : 511,747.56 = 227,499.26 : x
  2. Step 2: Convert to fraction form
    370,824.31/511,747.56 = 227,499.26/x
  3. Step 3: Cross multiply
    370,824.31x = 511,747.56 × 227,499.26
  4. Step 4: Simplify right side
    370,824.31x = 116,422,190,069.31
  5. Step 5: Solve for x
    x = 116,422,190,069.31/370,824.31
  6. Step 6: Final answer
    x = 313,955.12

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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.