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Finding the Fourth Proportional to 2,618.93, 3,927.03 and 1,694.93

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Solution

The fourth proportional to 2,618.93, 3,927.03 and 1,694.93 is: 2,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618.93 : 3,927.03 = 1,694.93 : x
  2. Step 2: Convert to fraction form
    2,618.93/3,927.03 = 1,694.93/x
  3. Step 3: Cross multiply
    2,618.93x = 3,927.03 × 1,694.93
  4. Step 4: Simplify right side
    2,618.93x = 6,656,024.50
  5. Step 5: Solve for x
    x = 6,656,024.50/2,618.93
  6. Step 6: Final answer
    x = 2,541.50

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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.