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Finding the Fourth Proportional to 366,942.40, 550,154.40 and 167,358.40

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Solution

The fourth proportional to 366,942.40, 550,154.40 and 167,358.40 is: 250,919.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,942.40 : 550,154.40 = 167,358.40 : x
  2. Step 2: Convert to fraction form
    366,942.40/550,154.40 = 167,358.40/x
  3. Step 3: Cross multiply
    366,942.40x = 550,154.40 × 167,358.40
  4. Step 4: Simplify right side
    366,942.40x = 92,072,960,136.96
  5. Step 5: Solve for x
    x = 92,072,960,136.96/366,942.40
  6. Step 6: Final answer
    x = 250,919.38

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1.5x scale

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.