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Finding the Fourth Proportional to 2,411.10, 3,616.63 and 1,927.22

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Solution

The fourth proportional to 2,411.10, 3,616.63 and 1,927.22 is: 2,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.10 : 3,616.63 = 1,927.22 : x
  2. Step 2: Convert to fraction form
    2,411.10/3,616.63 = 1,927.22/x
  3. Step 3: Cross multiply
    2,411.10x = 3,616.63 × 1,927.22
  4. Step 4: Simplify right side
    2,411.10x = 6,970,018.77
  5. Step 5: Solve for x
    x = 6,970,018.77/2,411.10
  6. Step 6: Final answer
    x = 2,890.80

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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.