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Finding the Fourth Proportional to 9,372.33, 12,936.60 and 5,598.12

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Solution

The fourth proportional to 9,372.33, 12,936.60 and 5,598.12 is: 7,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372.33 : 12,936.60 = 5,598.12 : x
  2. Step 2: Convert to fraction form
    9,372.33/12,936.60 = 5,598.12/x
  3. Step 3: Cross multiply
    9,372.33x = 12,936.60 × 5,598.12
  4. Step 4: Simplify right side
    9,372.33x = 72,420,639.19
  5. Step 5: Solve for x
    x = 72,420,639.19/9,372.33
  6. Step 6: Final answer
    x = 7,727.07

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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.