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Finding the Fourth Proportional to 6,531.22, 9,004.63 and 5,334.92

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Solution

The fourth proportional to 6,531.22, 9,004.63 and 5,334.92 is: 7,355.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.22 : 9,004.63 = 5,334.92 : x
  2. Step 2: Convert to fraction form
    6,531.22/9,004.63 = 5,334.92/x
  3. Step 3: Cross multiply
    6,531.22x = 9,004.63 × 5,334.92
  4. Step 4: Simplify right side
    6,531.22x = 48,038,980.68
  5. Step 5: Solve for x
    x = 48,038,980.68/6,531.22
  6. Step 6: Final answer
    x = 7,355.28

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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.