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Finding the Fourth Proportional to 1,881.72, 2,596.19 and 1,095.62

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Solution

The fourth proportional to 1,881.72, 2,596.19 and 1,095.62 is: 1,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.72 : 2,596.19 = 1,095.62 : x
  2. Step 2: Convert to fraction form
    1,881.72/2,596.19 = 1,095.62/x
  3. Step 3: Cross multiply
    1,881.72x = 2,596.19 × 1,095.62
  4. Step 4: Simplify right side
    1,881.72x = 2,844,419.23
  5. Step 5: Solve for x
    x = 2,844,419.23/1,881.72
  6. Step 6: Final answer
    x = 1,511.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.