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Finding the Fourth Proportional to 4,750.47, 6,548.63 and 3,048.80

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Solution

The fourth proportional to 4,750.47, 6,548.63 and 3,048.80 is: 4,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.47 : 6,548.63 = 3,048.80 : x
  2. Step 2: Convert to fraction form
    4,750.47/6,548.63 = 3,048.80/x
  3. Step 3: Cross multiply
    4,750.47x = 6,548.63 × 3,048.80
  4. Step 4: Simplify right side
    4,750.47x = 19,965,415.16
  5. Step 5: Solve for x
    x = 19,965,415.16/4,750.47
  6. Step 6: Final answer
    x = 4,202.83

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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.