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Finding the Fourth Proportional to 6,334.60, 9,487.63 and 4,917.74

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Solution

The fourth proportional to 6,334.60, 9,487.63 and 4,917.74 is: 7,365.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.60 : 9,487.63 = 4,917.74 : x
  2. Step 2: Convert to fraction form
    6,334.60/9,487.63 = 4,917.74/x
  3. Step 3: Cross multiply
    6,334.60x = 9,487.63 × 4,917.74
  4. Step 4: Simplify right side
    6,334.60x = 46,657,678.78
  5. Step 5: Solve for x
    x = 46,657,678.78/6,334.60
  6. Step 6: Final answer
    x = 7,365.53

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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.