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Finding the Fourth Proportional to 269,158.53, 403,796.92 and 79,604.12

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Solution

The fourth proportional to 269,158.53, 403,796.92 and 79,604.12 is: 119,423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,158.53 : 403,796.92 = 79,604.12 : x
  2. Step 2: Convert to fraction form
    269,158.53/403,796.92 = 79,604.12/x
  3. Step 3: Cross multiply
    269,158.53x = 403,796.92 × 79,604.12
  4. Step 4: Simplify right side
    269,158.53x = 32,143,899,285.79
  5. Step 5: Solve for x
    x = 32,143,899,285.79/269,158.53
  6. Step 6: Final answer
    x = 119,423.67

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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.