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Finding the Fourth Proportional to 266,381.29, 367,600.16 and 145,523.11

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Solution

The fourth proportional to 266,381.29, 367,600.16 and 145,523.11 is: 200,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,381.29 : 367,600.16 = 145,523.11 : x
  2. Step 2: Convert to fraction form
    266,381.29/367,600.16 = 145,523.11/x
  3. Step 3: Cross multiply
    266,381.29x = 367,600.16 × 145,523.11
  4. Step 4: Simplify right side
    266,381.29x = 53,494,318,519.70
  5. Step 5: Solve for x
    x = 53,494,318,519.70/266,381.29
  6. Step 6: Final answer
    x = 200,818.60

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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.