Home / 496,956.60-745,441.38-141,982.20

Finding the Fourth Proportional to 496,956.60, 745,441.38 and 141,982.20

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Solution

The fourth proportional to 496,956.60, 745,441.38 and 141,982.20 is: 212,975.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,956.60 : 745,441.38 = 141,982.20 : x
  2. Step 2: Convert to fraction form
    496,956.60/745,441.38 = 141,982.20/x
  3. Step 3: Cross multiply
    496,956.60x = 745,441.38 × 141,982.20
  4. Step 4: Simplify right side
    496,956.60x = 105,839,407,103.44
  5. Step 5: Solve for x
    x = 105,839,407,103.44/496,956.60
  6. Step 6: Final answer
    x = 212,975.15

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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.