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Finding the Fourth Proportional to 4,615.92, 6,370.02 and 2,520

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Solution

The fourth proportional to 4,615.92, 6,370.02 and 2,520 is: 3,477.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.92 : 6,370.02 = 2,520 : x
  2. Step 2: Convert to fraction form
    4,615.92/6,370.02 = 2,520/x
  3. Step 3: Cross multiply
    4,615.92x = 6,370.02 × 2,520
  4. Step 4: Simplify right side
    4,615.92x = 16,052,450.40
  5. Step 5: Solve for x
    x = 16,052,450.40/4,615.92
  6. Step 6: Final answer
    x = 3,477.63

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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.