Home / 357,962.66-493,990.33-196,828.09

Finding the Fourth Proportional to 357,962.66, 493,990.33 and 196,828.09

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Solution

The fourth proportional to 357,962.66, 493,990.33 and 196,828.09 is: 271,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,962.66 : 493,990.33 = 196,828.09 : x
  2. Step 2: Convert to fraction form
    357,962.66/493,990.33 = 196,828.09/x
  3. Step 3: Cross multiply
    357,962.66x = 493,990.33 × 196,828.09
  4. Step 4: Simplify right side
    357,962.66x = 97,231,171,405.32
  5. Step 5: Solve for x
    x = 97,231,171,405.32/357,962.66
  6. Step 6: Final answer
    x = 271,623.79

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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.