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Finding the Fourth Proportional to 277,171.74, 382,359.48 and 179,021.22

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Solution

The fourth proportional to 277,171.74, 382,359.48 and 179,021.22 is: 246,960.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,171.74 : 382,359.48 = 179,021.22 : x
  2. Step 2: Convert to fraction form
    277,171.74/382,359.48 = 179,021.22/x
  3. Step 3: Cross multiply
    277,171.74x = 382,359.48 × 179,021.22
  4. Step 4: Simplify right side
    277,171.74x = 68,450,460,588.17
  5. Step 5: Solve for x
    x = 68,450,460,588.17/277,171.74
  6. Step 6: Final answer
    x = 246,960.46

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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.