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Finding the Fourth Proportional to 2,010.97, 2,774.19 and 1,254.13

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Solution

The fourth proportional to 2,010.97, 2,774.19 and 1,254.13 is: 1,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.97 : 2,774.19 = 1,254.13 : x
  2. Step 2: Convert to fraction form
    2,010.97/2,774.19 = 1,254.13/x
  3. Step 3: Cross multiply
    2,010.97x = 2,774.19 × 1,254.13
  4. Step 4: Simplify right side
    2,010.97x = 3,479,181.03
  5. Step 5: Solve for x
    x = 3,479,181.03/2,010.97
  6. Step 6: Final answer
    x = 1,730.11

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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.