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Finding the Fourth Proportional to 226,157.16, 340,861.34 and 194,943.95

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Solution

The fourth proportional to 226,157.16, 340,861.34 and 194,943.95 is: 293,817.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,157.16 : 340,861.34 = 194,943.95 : x
  2. Step 2: Convert to fraction form
    226,157.16/340,861.34 = 194,943.95/x
  3. Step 3: Cross multiply
    226,157.16x = 340,861.34 × 194,943.95
  4. Step 4: Simplify right side
    226,157.16x = 66,448,853,342.87
  5. Step 5: Solve for x
    x = 66,448,853,342.87/226,157.16
  6. Step 6: Final answer
    x = 293,817.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.