Home / 494,771.54-742,155.39-179,154.62

Finding the Fourth Proportional to 494,771.54, 742,155.39 and 179,154.62

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Solution

The fourth proportional to 494,771.54, 742,155.39 and 179,154.62 is: 268,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,771.54 : 742,155.39 = 179,154.62 : x
  2. Step 2: Convert to fraction form
    494,771.54/742,155.39 = 179,154.62/x
  3. Step 3: Cross multiply
    494,771.54x = 742,155.39 × 179,154.62
  4. Step 4: Simplify right side
    494,771.54x = 132,960,566,876.40
  5. Step 5: Solve for x
    x = 132,960,566,876.40/494,771.54
  6. Step 6: Final answer
    x = 268,731.23

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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.