Home / 262,062.32-393,288.75-194,749.43

Finding the Fourth Proportional to 262,062.32, 393,288.75 and 194,749.43

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Solution

The fourth proportional to 262,062.32, 393,288.75 and 194,749.43 is: 292,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,062.32 : 393,288.75 = 194,749.43 : x
  2. Step 2: Convert to fraction form
    262,062.32/393,288.75 = 194,749.43/x
  3. Step 3: Cross multiply
    262,062.32x = 393,288.75 × 194,749.43
  4. Step 4: Simplify right side
    262,062.32x = 76,592,757,921.47
  5. Step 5: Solve for x
    x = 76,592,757,921.47/262,062.32
  6. Step 6: Final answer
    x = 292,269.26

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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.