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Finding the Fourth Proportional to 376,385.54, 564,579.11 and 264,566.12

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Solution

The fourth proportional to 376,385.54, 564,579.11 and 264,566.12 is: 396,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,385.54 : 564,579.11 = 264,566.12 : x
  2. Step 2: Convert to fraction form
    376,385.54/564,579.11 = 264,566.12/x
  3. Step 3: Cross multiply
    376,385.54x = 564,579.11 × 264,566.12
  4. Step 4: Simplify right side
    376,385.54x = 149,368,502,404.27
  5. Step 5: Solve for x
    x = 149,368,502,404.27/376,385.54
  6. Step 6: Final answer
    x = 396,849.74

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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.