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Finding the Fourth Proportional to 273,359.40, 376,676.10 and 201,625.80

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Solution

The fourth proportional to 273,359.40, 376,676.10 and 201,625.80 is: 277,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,359.40 : 376,676.10 = 201,625.80 : x
  2. Step 2: Convert to fraction form
    273,359.40/376,676.10 = 201,625.80/x
  3. Step 3: Cross multiply
    273,359.40x = 376,676.10 × 201,625.80
  4. Step 4: Simplify right side
    273,359.40x = 75,947,620,003.38
  5. Step 5: Solve for x
    x = 75,947,620,003.38/273,359.40
  6. Step 6: Final answer
    x = 277,830.65

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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.