Home / 621,096.64-931,645.35-194,665.73

Finding the Fourth Proportional to 621,096.64, 931,645.35 and 194,665.73

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Solution

The fourth proportional to 621,096.64, 931,645.35 and 194,665.73 is: 291,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,096.64 : 931,645.35 = 194,665.73 : x
  2. Step 2: Convert to fraction form
    621,096.64/931,645.35 = 194,665.73/x
  3. Step 3: Cross multiply
    621,096.64x = 931,645.35 × 194,665.73
  4. Step 4: Simplify right side
    621,096.64x = 181,359,417,500.63
  5. Step 5: Solve for x
    x = 181,359,417,500.63/621,096.64
  6. Step 6: Final answer
    x = 291,998.71

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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.