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Finding the Fourth Proportional to 17,366.97, 23,966.40 and 9,409.19

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Solution

The fourth proportional to 17,366.97, 23,966.40 and 9,409.19 is: 12,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,366.97 : 23,966.40 = 9,409.19 : x
  2. Step 2: Convert to fraction form
    17,366.97/23,966.40 = 9,409.19/x
  3. Step 3: Cross multiply
    17,366.97x = 23,966.40 × 9,409.19
  4. Step 4: Simplify right side
    17,366.97x = 225,504,291.38
  5. Step 5: Solve for x
    x = 225,504,291.38/17,366.97
  6. Step 6: Final answer
    x = 12,984.67

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Double scale
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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.