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Finding the Fourth Proportional to 6,597.96, 9,899.58 and 3,970.44

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Solution

The fourth proportional to 6,597.96, 9,899.58 and 3,970.44 is: 5,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,597.96 : 9,899.58 = 3,970.44 : x
  2. Step 2: Convert to fraction form
    6,597.96/9,899.58 = 3,970.44/x
  3. Step 3: Cross multiply
    6,597.96x = 9,899.58 × 3,970.44
  4. Step 4: Simplify right side
    6,597.96x = 39,305,688.42
  5. Step 5: Solve for x
    x = 39,305,688.42/6,597.96
  6. Step 6: Final answer
    x = 5,957.25

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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.