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Finding the Fourth Proportional to 6,522.12, 9,004.32 and 4,947.48

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Solution

The fourth proportional to 6,522.12, 9,004.32 and 4,947.48 is: 6,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,522.12 : 9,004.32 = 4,947.48 : x
  2. Step 2: Convert to fraction form
    6,522.12/9,004.32 = 4,947.48/x
  3. Step 3: Cross multiply
    6,522.12x = 9,004.32 × 4,947.48
  4. Step 4: Simplify right side
    6,522.12x = 44,548,693.11
  5. Step 5: Solve for x
    x = 44,548,693.11/6,522.12
  6. Step 6: Final answer
    x = 6,830.40

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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.