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Finding the Fourth Proportional to 3,034, 4,185.84 and 1,774.64

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Solution

The fourth proportional to 3,034, 4,185.84 and 1,774.64 is: 2,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034 : 4,185.84 = 1,774.64 : x
  2. Step 2: Convert to fraction form
    3,034/4,185.84 = 1,774.64/x
  3. Step 3: Cross multiply
    3,034x = 4,185.84 × 1,774.64
  4. Step 4: Simplify right side
    3,034x = 7,428,359.10
  5. Step 5: Solve for x
    x = 7,428,359.10/3,034
  6. Step 6: Final answer
    x = 2,448.37

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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.