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Finding the Fourth Proportional to 6,002.96, 9,004.91 and 1,620.45

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Solution

The fourth proportional to 6,002.96, 9,004.91 and 1,620.45 is: 2,430.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,002.96 : 9,004.91 = 1,620.45 : x
  2. Step 2: Convert to fraction form
    6,002.96/9,004.91 = 1,620.45/x
  3. Step 3: Cross multiply
    6,002.96x = 9,004.91 × 1,620.45
  4. Step 4: Simplify right side
    6,002.96x = 14,591,998.31
  5. Step 5: Solve for x
    x = 14,591,998.31/6,002.96
  6. Step 6: Final answer
    x = 2,430.80

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1.5x scale

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.