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Finding the Fourth Proportional to 6,359.66, 9,539.32 and 2,848.71

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Solution

The fourth proportional to 6,359.66, 9,539.32 and 2,848.71 is: 4,272.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.66 : 9,539.32 = 2,848.71 : x
  2. Step 2: Convert to fraction form
    6,359.66/9,539.32 = 2,848.71/x
  3. Step 3: Cross multiply
    6,359.66x = 9,539.32 × 2,848.71
  4. Step 4: Simplify right side
    6,359.66x = 27,174,742.03
  5. Step 5: Solve for x
    x = 27,174,742.03/6,359.66
  6. Step 6: Final answer
    x = 4,272.99

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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.