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Finding the Fourth Proportional to 10,954.44, 16,394.00 and 9,329.99

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Solution

The fourth proportional to 10,954.44, 16,394.00 and 9,329.99 is: 13,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.44 : 16,394.00 = 9,329.99 : x
  2. Step 2: Convert to fraction form
    10,954.44/16,394.00 = 9,329.99/x
  3. Step 3: Cross multiply
    10,954.44x = 16,394.00 × 9,329.99
  4. Step 4: Simplify right side
    10,954.44x = 152,955,727.44
  5. Step 5: Solve for x
    x = 152,955,727.44/10,954.44
  6. Step 6: Final answer
    x = 13,962.90

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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.