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Finding the Fourth Proportional to 266,063.94, 367,138.17 and 152,923.14

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Solution

The fourth proportional to 266,063.94, 367,138.17 and 152,923.14 is: 211,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,063.94 : 367,138.17 = 152,923.14 : x
  2. Step 2: Convert to fraction form
    266,063.94/367,138.17 = 152,923.14/x
  3. Step 3: Cross multiply
    266,063.94x = 367,138.17 × 152,923.14
  4. Step 4: Simplify right side
    266,063.94x = 56,143,921,770.25
  5. Step 5: Solve for x
    x = 56,143,921,770.25/266,063.94
  6. Step 6: Final answer
    x = 211,016.65

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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.