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Finding the Fourth Proportional to 27,322.92, 40,980.30 and 7,599.42

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Solution

The fourth proportional to 27,322.92, 40,980.30 and 7,599.42 is: 11,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.92 : 40,980.30 = 7,599.42 : x
  2. Step 2: Convert to fraction form
    27,322.92/40,980.30 = 7,599.42/x
  3. Step 3: Cross multiply
    27,322.92x = 40,980.30 × 7,599.42
  4. Step 4: Simplify right side
    27,322.92x = 311,426,511.43
  5. Step 5: Solve for x
    x = 311,426,511.43/27,322.92
  6. Step 6: Final answer
    x = 11,398.00

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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.