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Finding the Fourth Proportional to 7,339.64, 11,009.24 and 1,793.02

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Solution

The fourth proportional to 7,339.64, 11,009.24 and 1,793.02 is: 2,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.64 : 11,009.24 = 1,793.02 : x
  2. Step 2: Convert to fraction form
    7,339.64/11,009.24 = 1,793.02/x
  3. Step 3: Cross multiply
    7,339.64x = 11,009.24 × 1,793.02
  4. Step 4: Simplify right side
    7,339.64x = 19,739,751.02
  5. Step 5: Solve for x
    x = 19,739,751.02/7,339.64
  6. Step 6: Final answer
    x = 2,689.47

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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.