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Finding the Fourth Proportional to 8,947.41, 13,418.02 and 4,503.35

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Solution

The fourth proportional to 8,947.41, 13,418.02 and 4,503.35 is: 6,753.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.41 : 13,418.02 = 4,503.35 : x
  2. Step 2: Convert to fraction form
    8,947.41/13,418.02 = 4,503.35/x
  3. Step 3: Cross multiply
    8,947.41x = 13,418.02 × 4,503.35
  4. Step 4: Simplify right side
    8,947.41x = 60,426,040.37
  5. Step 5: Solve for x
    x = 60,426,040.37/8,947.41
  6. Step 6: Final answer
    x = 6,753.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.