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Finding the Fourth Proportional to 8,285.54, 11,434.04 and 4,559.54

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Solution

The fourth proportional to 8,285.54, 11,434.04 and 4,559.54 is: 6,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.54 : 11,434.04 = 4,559.54 : x
  2. Step 2: Convert to fraction form
    8,285.54/11,434.04 = 4,559.54/x
  3. Step 3: Cross multiply
    8,285.54x = 11,434.04 × 4,559.54
  4. Step 4: Simplify right side
    8,285.54x = 52,133,882.77
  5. Step 5: Solve for x
    x = 52,133,882.77/8,285.54
  6. Step 6: Final answer
    x = 6,292.16

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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.