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Finding the Fourth Proportional to 4,270.03, 5,889.03 and 2,776.81

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Solution

The fourth proportional to 4,270.03, 5,889.03 and 2,776.81 is: 3,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.03 : 5,889.03 = 2,776.81 : x
  2. Step 2: Convert to fraction form
    4,270.03/5,889.03 = 2,776.81/x
  3. Step 3: Cross multiply
    4,270.03x = 5,889.03 × 2,776.81
  4. Step 4: Simplify right side
    4,270.03x = 16,352,717.39
  5. Step 5: Solve for x
    x = 16,352,717.39/4,270.03
  6. Step 6: Final answer
    x = 3,829.65

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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.