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Finding the Fourth Proportional to 471,016.26, 649,996.23 and 256,151.73

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Solution

The fourth proportional to 471,016.26, 649,996.23 and 256,151.73 is: 353,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,016.26 : 649,996.23 = 256,151.73 : x
  2. Step 2: Convert to fraction form
    471,016.26/649,996.23 = 256,151.73/x
  3. Step 3: Cross multiply
    471,016.26x = 649,996.23 × 256,151.73
  4. Step 4: Simplify right side
    471,016.26x = 166,497,658,807.98
  5. Step 5: Solve for x
    x = 166,497,658,807.98/471,016.26
  6. Step 6: Final answer
    x = 353,486.01

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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.