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Finding the Fourth Proportional to 653,349, 980,396.10 and 253,937.73

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Solution

The fourth proportional to 653,349, 980,396.10 and 253,937.73 is: 381,051.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,349 : 980,396.10 = 253,937.73 : x
  2. Step 2: Convert to fraction form
    653,349/980,396.10 = 253,937.73/x
  3. Step 3: Cross multiply
    653,349x = 980,396.10 × 253,937.73
  4. Step 4: Simplify right side
    653,349x = 248,959,560,134.85
  5. Step 5: Solve for x
    x = 248,959,560,134.85/653,349
  6. Step 6: Final answer
    x = 381,051.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.