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Finding the Fourth Proportional to 7,793.57, 11,690.36 and 1,950.18

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Solution

The fourth proportional to 7,793.57, 11,690.36 and 1,950.18 is: 2,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,793.57 : 11,690.36 = 1,950.18 : x
  2. Step 2: Convert to fraction form
    7,793.57/11,690.36 = 1,950.18/x
  3. Step 3: Cross multiply
    7,793.57x = 11,690.36 × 1,950.18
  4. Step 4: Simplify right side
    7,793.57x = 22,798,306.26
  5. Step 5: Solve for x
    x = 22,798,306.26/7,793.57
  6. Step 6: Final answer
    x = 2,925.27

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Half scale
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Double scale
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Similar ratio
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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.