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Finding the Fourth Proportional to 341,240.28, 512,174.58 and 172,877.73

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Solution

The fourth proportional to 341,240.28, 512,174.58 and 172,877.73 is: 259,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,240.28 : 512,174.58 = 172,877.73 : x
  2. Step 2: Convert to fraction form
    341,240.28/512,174.58 = 172,877.73/x
  3. Step 3: Cross multiply
    341,240.28x = 512,174.58 × 172,877.73
  4. Step 4: Simplify right side
    341,240.28x = 88,543,578,754.10
  5. Step 5: Solve for x
    x = 88,543,578,754.10/341,240.28
  6. Step 6: Final answer
    x = 259,475.75

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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.