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Finding the Fourth Proportional to 6,725.52, 10,074.60 and 4,975.74

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Solution

The fourth proportional to 6,725.52, 10,074.60 and 4,975.74 is: 7,453.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.52 : 10,074.60 = 4,975.74 : x
  2. Step 2: Convert to fraction form
    6,725.52/10,074.60 = 4,975.74/x
  3. Step 3: Cross multiply
    6,725.52x = 10,074.60 × 4,975.74
  4. Step 4: Simplify right side
    6,725.52x = 50,128,590.20
  5. Step 5: Solve for x
    x = 50,128,590.20/6,725.52
  6. Step 6: Final answer
    x = 7,453.49

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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.