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Finding the Fourth Proportional to 6,276.60, 8,662.14 and 3,482.10

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Solution

The fourth proportional to 6,276.60, 8,662.14 and 3,482.10 is: 4,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.60 : 8,662.14 = 3,482.10 : x
  2. Step 2: Convert to fraction form
    6,276.60/8,662.14 = 3,482.10/x
  3. Step 3: Cross multiply
    6,276.60x = 8,662.14 × 3,482.10
  4. Step 4: Simplify right side
    6,276.60x = 30,162,437.69
  5. Step 5: Solve for x
    x = 30,162,437.69/6,276.60
  6. Step 6: Final answer
    x = 4,805.54

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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.