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Finding the Fourth Proportional to 8,253.54, 11,388.69 and 4,527.54

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Solution

The fourth proportional to 8,253.54, 11,388.69 and 4,527.54 is: 6,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.54 : 11,388.69 = 4,527.54 : x
  2. Step 2: Convert to fraction form
    8,253.54/11,388.69 = 4,527.54/x
  3. Step 3: Cross multiply
    8,253.54x = 11,388.69 × 4,527.54
  4. Step 4: Simplify right side
    8,253.54x = 51,562,749.52
  5. Step 5: Solve for x
    x = 51,562,749.52/8,253.54
  6. Step 6: Final answer
    x = 6,247.35

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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.