Home / 667,097.71-1,000,833.33-268,018.74

Finding the Fourth Proportional to 667,097.71, 1,000,833.33 and 268,018.74

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Solution

The fourth proportional to 667,097.71, 1,000,833.33 and 268,018.74 is: 402,103.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,097.71 : 1,000,833.33 = 268,018.74 : x
  2. Step 2: Convert to fraction form
    667,097.71/1,000,833.33 = 268,018.74/x
  3. Step 3: Cross multiply
    667,097.71x = 1,000,833.33 × 268,018.74
  4. Step 4: Simplify right side
    667,097.71x = 268,242,089,061.67
  5. Step 5: Solve for x
    x = 268,242,089,061.67/667,097.71
  6. Step 6: Final answer
    x = 402,103.15

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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.