Home / 332,540.74-458,741.79-196,508.89

Finding the Fourth Proportional to 332,540.74, 458,741.79 and 196,508.89

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Solution

The fourth proportional to 332,540.74, 458,741.79 and 196,508.89 is: 271,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,540.74 : 458,741.79 = 196,508.89 : x
  2. Step 2: Convert to fraction form
    332,540.74/458,741.79 = 196,508.89/x
  3. Step 3: Cross multiply
    332,540.74x = 458,741.79 × 196,508.89
  4. Step 4: Simplify right side
    332,540.74x = 90,146,839,949.51
  5. Step 5: Solve for x
    x = 90,146,839,949.51/332,540.74
  6. Step 6: Final answer
    x = 271,085.10

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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.