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Finding the Fourth Proportional to 266,246.69, 367,406.73 and 145,364.67

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Solution

The fourth proportional to 266,246.69, 367,406.73 and 145,364.67 is: 200,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,246.69 : 367,406.73 = 145,364.67 : x
  2. Step 2: Convert to fraction form
    266,246.69/367,406.73 = 145,364.67/x
  3. Step 3: Cross multiply
    266,246.69x = 367,406.73 × 145,364.67
  4. Step 4: Simplify right side
    266,246.69x = 53,407,958,062.23
  5. Step 5: Solve for x
    x = 53,407,958,062.23/266,246.69
  6. Step 6: Final answer
    x = 200,595.77

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