Home / 370,301.76-511,016.49-200,535.93

Finding the Fourth Proportional to 370,301.76, 511,016.49 and 200,535.93

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Solution

The fourth proportional to 370,301.76, 511,016.49 and 200,535.93 is: 276,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,301.76 : 511,016.49 = 200,535.93 : x
  2. Step 2: Convert to fraction form
    370,301.76/511,016.49 = 200,535.93/x
  3. Step 3: Cross multiply
    370,301.76x = 511,016.49 × 200,535.93
  4. Step 4: Simplify right side
    370,301.76x = 102,477,167,067.49
  5. Step 5: Solve for x
    x = 102,477,167,067.49/370,301.76
  6. Step 6: Final answer
    x = 276,739.62

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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.