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Finding the Fourth Proportional to 2,095.73, 3,143.60 and 556.73

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Solution

The fourth proportional to 2,095.73, 3,143.60 and 556.73 is: 835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.73 : 3,143.60 = 556.73 : x
  2. Step 2: Convert to fraction form
    2,095.73/3,143.60 = 556.73/x
  3. Step 3: Cross multiply
    2,095.73x = 3,143.60 × 556.73
  4. Step 4: Simplify right side
    2,095.73x = 1,750,136.43
  5. Step 5: Solve for x
    x = 1,750,136.43/2,095.73
  6. Step 6: Final answer
    x = 835.10

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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.