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Finding the Fourth Proportional to 537,717.56, 807,074.52 and 271,665.56

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Solution

The fourth proportional to 537,717.56, 807,074.52 and 271,665.56 is: 407,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,717.56 : 807,074.52 = 271,665.56 : x
  2. Step 2: Convert to fraction form
    537,717.56/807,074.52 = 271,665.56/x
  3. Step 3: Cross multiply
    537,717.56x = 807,074.52 × 271,665.56
  4. Step 4: Simplify right side
    537,717.56x = 219,254,351,437.53
  5. Step 5: Solve for x
    x = 219,254,351,437.53/537,717.56
  6. Step 6: Final answer
    x = 407,750.03

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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.