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Finding the Fourth Proportional to 5,641.00, 8,462.32 and 1,942.24

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Solution

The fourth proportional to 5,641.00, 8,462.32 and 1,942.24 is: 2,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.00 : 8,462.32 = 1,942.24 : x
  2. Step 2: Convert to fraction form
    5,641.00/8,462.32 = 1,942.24/x
  3. Step 3: Cross multiply
    5,641.00x = 8,462.32 × 1,942.24
  4. Step 4: Simplify right side
    5,641.00x = 16,435,842.61
  5. Step 5: Solve for x
    x = 16,435,842.61/5,641.00
  6. Step 6: Final answer
    x = 2,913.64

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Double scale
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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.