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Finding the Fourth Proportional to 6,352.94, 8,765.02 and 4,116.53

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Solution

The fourth proportional to 6,352.94, 8,765.02 and 4,116.53 is: 5,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.94 : 8,765.02 = 4,116.53 : x
  2. Step 2: Convert to fraction form
    6,352.94/8,765.02 = 4,116.53/x
  3. Step 3: Cross multiply
    6,352.94x = 8,765.02 × 4,116.53
  4. Step 4: Simplify right side
    6,352.94x = 36,081,467.78
  5. Step 5: Solve for x
    x = 36,081,467.78/6,352.94
  6. Step 6: Final answer
    x = 5,679.49

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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.