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Finding the Fourth Proportional to 7,366.50, 10,165.50 and 4,009.23

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Solution

The fourth proportional to 7,366.50, 10,165.50 and 4,009.23 is: 5,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.50 : 10,165.50 = 4,009.23 : x
  2. Step 2: Convert to fraction form
    7,366.50/10,165.50 = 4,009.23/x
  3. Step 3: Cross multiply
    7,366.50x = 10,165.50 × 4,009.23
  4. Step 4: Simplify right side
    7,366.50x = 40,755,827.57
  5. Step 5: Solve for x
    x = 40,755,827.57/7,366.50
  6. Step 6: Final answer
    x = 5,532.59

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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.