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Finding the Fourth Proportional to 192,704.92, 266,010.06 and 127,284.28

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Solution

The fourth proportional to 192,704.92, 266,010.06 and 127,284.28 is: 175,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,704.92 : 266,010.06 = 127,284.28 : x
  2. Step 2: Convert to fraction form
    192,704.92/266,010.06 = 127,284.28/x
  3. Step 3: Cross multiply
    192,704.92x = 266,010.06 × 127,284.28
  4. Step 4: Simplify right side
    192,704.92x = 33,858,898,959.86
  5. Step 5: Solve for x
    x = 33,858,898,959.86/192,704.92
  6. Step 6: Final answer
    x = 175,703.34

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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.