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Finding the Fourth Proportional to 224,770.40, 336,171.45 and 171,626.30

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Solution

The fourth proportional to 224,770.40, 336,171.45 and 171,626.30 is: 256,687.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,770.40 : 336,171.45 = 171,626.30 : x
  2. Step 2: Convert to fraction form
    224,770.40/336,171.45 = 171,626.30/x
  3. Step 3: Cross multiply
    224,770.40x = 336,171.45 × 171,626.30
  4. Step 4: Simplify right side
    224,770.40x = 57,695,862,129.14
  5. Step 5: Solve for x
    x = 57,695,862,129.14/224,770.40
  6. Step 6: Final answer
    x = 256,687.99

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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.