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Finding the Fourth Proportional to 4,351.54, 6,009.13 and 4,118.49

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Solution

The fourth proportional to 4,351.54, 6,009.13 and 4,118.49 is: 5,687.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,351.54 : 6,009.13 = 4,118.49 : x
  2. Step 2: Convert to fraction form
    4,351.54/6,009.13 = 4,118.49/x
  3. Step 3: Cross multiply
    4,351.54x = 6,009.13 × 4,118.49
  4. Step 4: Simplify right side
    4,351.54x = 24,748,531.52
  5. Step 5: Solve for x
    x = 24,748,531.52/4,351.54
  6. Step 6: Final answer
    x = 5,687.31

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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.