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Finding the Fourth Proportional to 17,406.64, 26,109.96 and 6,313.32

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Solution

The fourth proportional to 17,406.64, 26,109.96 and 6,313.32 is: 9,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,406.64 : 26,109.96 = 6,313.32 : x
  2. Step 2: Convert to fraction form
    17,406.64/26,109.96 = 6,313.32/x
  3. Step 3: Cross multiply
    17,406.64x = 26,109.96 × 6,313.32
  4. Step 4: Simplify right side
    17,406.64x = 164,840,532.67
  5. Step 5: Solve for x
    x = 164,840,532.67/17,406.64
  6. Step 6: Final answer
    x = 9,469.98

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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.