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Finding the Fourth Proportional to 266,391.57, 367,637.33 and 151,680.23

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Solution

The fourth proportional to 266,391.57, 367,637.33 and 151,680.23 is: 209,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,391.57 : 367,637.33 = 151,680.23 : x
  2. Step 2: Convert to fraction form
    266,391.57/367,637.33 = 151,680.23/x
  3. Step 3: Cross multiply
    266,391.57x = 367,637.33 × 151,680.23
  4. Step 4: Simplify right side
    266,391.57x = 55,763,312,174.40
  5. Step 5: Solve for x
    x = 55,763,312,174.40/266,391.57
  6. Step 6: Final answer
    x = 209,328.37

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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.