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Finding the Fourth Proportional to 9,476.90, 14,223.81 and 9,441.62

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Solution

The fourth proportional to 9,476.90, 14,223.81 and 9,441.62 is: 14,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,476.90 : 14,223.81 = 9,441.62 : x
  2. Step 2: Convert to fraction form
    9,476.90/14,223.81 = 9,441.62/x
  3. Step 3: Cross multiply
    9,476.90x = 14,223.81 × 9,441.62
  4. Step 4: Simplify right side
    9,476.90x = 134,295,808.97
  5. Step 5: Solve for x
    x = 134,295,808.97/9,476.90
  6. Step 6: Final answer
    x = 14,170.86

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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.