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Finding the Fourth Proportional to 506,560.37, 699,058.82 and 277,112.72

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Solution

The fourth proportional to 506,560.37, 699,058.82 and 277,112.72 is: 382,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,560.37 : 699,058.82 = 277,112.72 : x
  2. Step 2: Convert to fraction form
    506,560.37/699,058.82 = 277,112.72/x
  3. Step 3: Cross multiply
    506,560.37x = 699,058.82 × 277,112.72
  4. Step 4: Simplify right side
    506,560.37x = 193,718,086,169.33
  5. Step 5: Solve for x
    x = 193,718,086,169.33/506,560.37
  6. Step 6: Final answer
    x = 382,418.56

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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.