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Finding the Fourth Proportional to 2,093.71, 3,140.50 and 533.70

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Solution

The fourth proportional to 2,093.71, 3,140.50 and 533.70 is: 800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.71 : 3,140.50 = 533.70 : x
  2. Step 2: Convert to fraction form
    2,093.71/3,140.50 = 533.70/x
  3. Step 3: Cross multiply
    2,093.71x = 3,140.50 × 533.70
  4. Step 4: Simplify right side
    2,093.71x = 1,676,082.18
  5. Step 5: Solve for x
    x = 1,676,082.18/2,093.71
  6. Step 6: Final answer
    x = 800.53

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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.