Home / 667,967.68-1,001,933.92-194,783.68

Finding the Fourth Proportional to 667,967.68, 1,001,933.92 and 194,783.68

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Solution

The fourth proportional to 667,967.68, 1,001,933.92 and 194,783.68 is: 292,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,967.68 : 1,001,933.92 = 194,783.68 : x
  2. Step 2: Convert to fraction form
    667,967.68/1,001,933.92 = 194,783.68/x
  3. Step 3: Cross multiply
    667,967.68x = 1,001,933.92 × 194,783.68
  4. Step 4: Simplify right side
    667,967.68x = 195,160,376,054.43
  5. Step 5: Solve for x
    x = 195,160,376,054.43/667,967.68
  6. Step 6: Final answer
    x = 292,170.39

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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.