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Finding the Fourth Proportional to 279,433.58, 416,826.09 and 252,528.62

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Solution

The fourth proportional to 279,433.58, 416,826.09 and 252,528.62 is: 376,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,433.58 : 416,826.09 = 252,528.62 : x
  2. Step 2: Convert to fraction form
    279,433.58/416,826.09 = 252,528.62/x
  3. Step 3: Cross multiply
    279,433.58x = 416,826.09 × 252,528.62
  4. Step 4: Simplify right side
    279,433.58x = 105,260,515,203.57
  5. Step 5: Solve for x
    x = 105,260,515,203.57/279,433.58
  6. Step 6: Final answer
    x = 376,692.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.