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Finding the Fourth Proportional to 17,392.27, 26,088.60 and 4,912.60

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Solution

The fourth proportional to 17,392.27, 26,088.60 and 4,912.60 is: 7,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.27 : 26,088.60 = 4,912.60 : x
  2. Step 2: Convert to fraction form
    17,392.27/26,088.60 = 4,912.60/x
  3. Step 3: Cross multiply
    17,392.27x = 26,088.60 × 4,912.60
  4. Step 4: Simplify right side
    17,392.27x = 128,162,856.36
  5. Step 5: Solve for x
    x = 128,162,856.36/17,392.27
  6. Step 6: Final answer
    x = 7,368.96

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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.