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Finding the Fourth Proportional to 504,016.38, 695,542.57 and 277,661.88

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Solution

The fourth proportional to 504,016.38, 695,542.57 and 277,661.88 is: 383,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,016.38 : 695,542.57 = 277,661.88 : x
  2. Step 2: Convert to fraction form
    504,016.38/695,542.57 = 277,661.88/x
  3. Step 3: Cross multiply
    504,016.38x = 695,542.57 × 277,661.88
  4. Step 4: Simplify right side
    504,016.38x = 193,125,656,912.08
  5. Step 5: Solve for x
    x = 193,125,656,912.08/504,016.38
  6. Step 6: Final answer
    x = 383,173.37

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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.