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Finding the Fourth Proportional to 303,166.30, 418,376.22 and 167,204.32

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Solution

The fourth proportional to 303,166.30, 418,376.22 and 167,204.32 is: 230,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,166.30 : 418,376.22 = 167,204.32 : x
  2. Step 2: Convert to fraction form
    303,166.30/418,376.22 = 167,204.32/x
  3. Step 3: Cross multiply
    303,166.30x = 418,376.22 × 167,204.32
  4. Step 4: Simplify right side
    303,166.30x = 69,954,311,369.27
  5. Step 5: Solve for x
    x = 69,954,311,369.27/303,166.30
  6. Step 6: Final answer
    x = 230,745.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.