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Finding the Fourth Proportional to 200,401.62, 300,508.93 and 116,185.92

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Solution

The fourth proportional to 200,401.62, 300,508.93 and 116,185.92 is: 174,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,401.62 : 300,508.93 = 116,185.92 : x
  2. Step 2: Convert to fraction form
    200,401.62/300,508.93 = 116,185.92/x
  3. Step 3: Cross multiply
    200,401.62x = 300,508.93 × 116,185.92
  4. Step 4: Simplify right side
    200,401.62x = 34,914,906,500.27
  5. Step 5: Solve for x
    x = 34,914,906,500.27/200,401.62
  6. Step 6: Final answer
    x = 174,224.67

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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.