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Finding the Fourth Proportional to 266,196.84, 367,353.54 and 145,340.52

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Solution

The fourth proportional to 266,196.84, 367,353.54 and 145,340.52 is: 200,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,196.84 : 367,353.54 = 145,340.52 : x
  2. Step 2: Convert to fraction form
    266,196.84/367,353.54 = 145,340.52/x
  3. Step 3: Cross multiply
    266,196.84x = 367,353.54 × 145,340.52
  4. Step 4: Simplify right side
    266,196.84x = 53,391,354,527.44
  5. Step 5: Solve for x
    x = 53,391,354,527.44/266,196.84
  6. Step 6: Final answer
    x = 200,570.96

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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.