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Finding the Fourth Proportional to 7,296.57, 10,946.29 and 2,615.33

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Solution

The fourth proportional to 7,296.57, 10,946.29 and 2,615.33 is: 3,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.57 : 10,946.29 = 2,615.33 : x
  2. Step 2: Convert to fraction form
    7,296.57/10,946.29 = 2,615.33/x
  3. Step 3: Cross multiply
    7,296.57x = 10,946.29 × 2,615.33
  4. Step 4: Simplify right side
    7,296.57x = 28,628,155.57
  5. Step 5: Solve for x
    x = 28,628,155.57/7,296.57
  6. Step 6: Final answer
    x = 3,923.51

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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.