Home / 351,236.31-484,657.02-196,189.35

Finding the Fourth Proportional to 351,236.31, 484,657.02 and 196,189.35

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Solution

The fourth proportional to 351,236.31, 484,657.02 and 196,189.35 is: 270,713.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,236.31 : 484,657.02 = 196,189.35 : x
  2. Step 2: Convert to fraction form
    351,236.31/484,657.02 = 196,189.35/x
  3. Step 3: Cross multiply
    351,236.31x = 484,657.02 × 196,189.35
  4. Step 4: Simplify right side
    351,236.31x = 95,084,545,726.74
  5. Step 5: Solve for x
    x = 95,084,545,726.74/351,236.31
  6. Step 6: Final answer
    x = 270,713.88

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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.