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Finding the Fourth Proportional to 7,340.88, 11,011.18 and 1,794.08

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Solution

The fourth proportional to 7,340.88, 11,011.18 and 1,794.08 is: 2,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.88 : 11,011.18 = 1,794.08 : x
  2. Step 2: Convert to fraction form
    7,340.88/11,011.18 = 1,794.08/x
  3. Step 3: Cross multiply
    7,340.88x = 11,011.18 × 1,794.08
  4. Step 4: Simplify right side
    7,340.88x = 19,754,937.81
  5. Step 5: Solve for x
    x = 19,754,937.81/7,340.88
  6. Step 6: Final answer
    x = 2,691.09

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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.