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Finding the Fourth Proportional to 400,054.74, 600,213.51 and 163,596.30

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Solution

The fourth proportional to 400,054.74, 600,213.51 and 163,596.30 is: 245,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,054.74 : 600,213.51 = 163,596.30 : x
  2. Step 2: Convert to fraction form
    400,054.74/600,213.51 = 163,596.30/x
  3. Step 3: Cross multiply
    400,054.74x = 600,213.51 × 163,596.30
  4. Step 4: Simplify right side
    400,054.74x = 98,192,709,446.01
  5. Step 5: Solve for x
    x = 98,192,709,446.01/400,054.74
  6. Step 6: Final answer
    x = 245,448.18

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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.