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Finding the Fourth Proportional to 256,444.44, 353,942.21 and 169,076.13

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Solution

The fourth proportional to 256,444.44, 353,942.21 and 169,076.13 is: 233,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,444.44 : 353,942.21 = 169,076.13 : x
  2. Step 2: Convert to fraction form
    256,444.44/353,942.21 = 169,076.13/x
  3. Step 3: Cross multiply
    256,444.44x = 353,942.21 × 169,076.13
  4. Step 4: Simplify right side
    256,444.44x = 59,843,178,205.85
  5. Step 5: Solve for x
    x = 59,843,178,205.85/256,444.44
  6. Step 6: Final answer
    x = 233,357.29

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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.