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Finding the Fourth Proportional to 5,650.29, 7,794.63 and 4,903.20

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Solution

The fourth proportional to 5,650.29, 7,794.63 and 4,903.20 is: 6,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.29 : 7,794.63 = 4,903.20 : x
  2. Step 2: Convert to fraction form
    5,650.29/7,794.63 = 4,903.20/x
  3. Step 3: Cross multiply
    5,650.29x = 7,794.63 × 4,903.20
  4. Step 4: Simplify right side
    5,650.29x = 38,218,629.82
  5. Step 5: Solve for x
    x = 38,218,629.82/5,650.29
  6. Step 6: Final answer
    x = 6,764.01

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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.