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Finding the Fourth Proportional to 5,000.50, 7,501.82 and 1,712.71

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Solution

The fourth proportional to 5,000.50, 7,501.82 and 1,712.71 is: 2,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.50 : 7,501.82 = 1,712.71 : x
  2. Step 2: Convert to fraction form
    5,000.50/7,501.82 = 1,712.71/x
  3. Step 3: Cross multiply
    5,000.50x = 7,501.82 × 1,712.71
  4. Step 4: Simplify right side
    5,000.50x = 12,848,442.95
  5. Step 5: Solve for x
    x = 12,848,442.95/5,000.50
  6. Step 6: Final answer
    x = 2,569.43

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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.