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Finding the Fourth Proportional to 400,001.81, 600,003.27 and 163,344.48

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Solution

The fourth proportional to 400,001.81, 600,003.27 and 163,344.48 is: 245,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,001.81 : 600,003.27 = 163,344.48 : x
  2. Step 2: Convert to fraction form
    400,001.81/600,003.27 = 163,344.48/x
  3. Step 3: Cross multiply
    400,001.81x = 600,003.27 × 163,344.48
  4. Step 4: Simplify right side
    400,001.81x = 98,007,222,136.45
  5. Step 5: Solve for x
    x = 98,007,222,136.45/400,001.81
  6. Step 6: Final answer
    x = 245,016.95

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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.