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Finding the Fourth Proportional to 281,733.91, 422,600.86 and 170,692.63

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Solution

The fourth proportional to 281,733.91, 422,600.86 and 170,692.63 is: 256,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,733.91 : 422,600.86 = 170,692.63 : x
  2. Step 2: Convert to fraction form
    281,733.91/422,600.86 = 170,692.63/x
  3. Step 3: Cross multiply
    281,733.91x = 422,600.86 × 170,692.63
  4. Step 4: Simplify right side
    281,733.91x = 72,134,852,233.66
  5. Step 5: Solve for x
    x = 72,134,852,233.66/281,733.91
  6. Step 6: Final answer
    x = 256,038.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.