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Finding the Fourth Proportional to 2,357.86, 3,254.07 and 1,473.49

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Solution

The fourth proportional to 2,357.86, 3,254.07 and 1,473.49 is: 2,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.86 : 3,254.07 = 1,473.49 : x
  2. Step 2: Convert to fraction form
    2,357.86/3,254.07 = 1,473.49/x
  3. Step 3: Cross multiply
    2,357.86x = 3,254.07 × 1,473.49
  4. Step 4: Simplify right side
    2,357.86x = 4,794,849.20
  5. Step 5: Solve for x
    x = 4,794,849.20/2,357.86
  6. Step 6: Final answer
    x = 2,033.56

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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.