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Finding the Fourth Proportional to 7,560.70, 10,433.94 and 4,203.39

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Solution

The fourth proportional to 7,560.70, 10,433.94 and 4,203.39 is: 5,800.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.70 : 10,433.94 = 4,203.39 : x
  2. Step 2: Convert to fraction form
    7,560.70/10,433.94 = 4,203.39/x
  3. Step 3: Cross multiply
    7,560.70x = 10,433.94 × 4,203.39
  4. Step 4: Simplify right side
    7,560.70x = 43,857,919.06
  5. Step 5: Solve for x
    x = 43,857,919.06/7,560.70
  6. Step 6: Final answer
    x = 5,800.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.