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Finding the Fourth Proportional to 8,363.03, 11,543.45 and 4,828.59

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Solution

The fourth proportional to 8,363.03, 11,543.45 and 4,828.59 is: 6,664.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.03 : 11,543.45 = 4,828.59 : x
  2. Step 2: Convert to fraction form
    8,363.03/11,543.45 = 4,828.59/x
  3. Step 3: Cross multiply
    8,363.03x = 11,543.45 × 4,828.59
  4. Step 4: Simplify right side
    8,363.03x = 55,738,563.09
  5. Step 5: Solve for x
    x = 55,738,563.09/8,363.03
  6. Step 6: Final answer
    x = 6,664.88

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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.