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Finding the Fourth Proportional to 227,511, 341,000.80 and 171,170.12

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Solution

The fourth proportional to 227,511, 341,000.80 and 171,170.12 is: 256,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,511 : 341,000.80 = 171,170.12 : x
  2. Step 2: Convert to fraction form
    227,511/341,000.80 = 171,170.12/x
  3. Step 3: Cross multiply
    227,511x = 341,000.80 × 171,170.12
  4. Step 4: Simplify right side
    227,511x = 58,369,147,856.10
  5. Step 5: Solve for x
    x = 58,369,147,856.10/227,511
  6. Step 6: Final answer
    x = 256,555.28

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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.