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Finding the Fourth Proportional to 270,892.46, 373,834.34 and 163,441.72

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Solution

The fourth proportional to 270,892.46, 373,834.34 and 163,441.72 is: 225,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,892.46 : 373,834.34 = 163,441.72 : x
  2. Step 2: Convert to fraction form
    270,892.46/373,834.34 = 163,441.72/x
  3. Step 3: Cross multiply
    270,892.46x = 373,834.34 × 163,441.72
  4. Step 4: Simplify right side
    270,892.46x = 61,100,127,524.66
  5. Step 5: Solve for x
    x = 61,100,127,524.66/270,892.46
  6. Step 6: Final answer
    x = 225,551.23

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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.