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Finding the Fourth Proportional to 277,491.70, 382,939.50 and 150,167.26

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Solution

The fourth proportional to 277,491.70, 382,939.50 and 150,167.26 is: 207,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,491.70 : 382,939.50 = 150,167.26 : x
  2. Step 2: Convert to fraction form
    277,491.70/382,939.50 = 150,167.26/x
  3. Step 3: Cross multiply
    277,491.70x = 382,939.50 × 150,167.26
  4. Step 4: Simplify right side
    277,491.70x = 57,504,975,460.77
  5. Step 5: Solve for x
    x = 57,504,975,460.77/277,491.70
  6. Step 6: Final answer
    x = 207,231.34

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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.