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Finding the Fourth Proportional to 8,459.04, 11,672.92 and 4,682.04

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Solution

The fourth proportional to 8,459.04, 11,672.92 and 4,682.04 is: 6,460.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.04 : 11,672.92 = 4,682.04 : x
  2. Step 2: Convert to fraction form
    8,459.04/11,672.92 = 4,682.04/x
  3. Step 3: Cross multiply
    8,459.04x = 11,672.92 × 4,682.04
  4. Step 4: Simplify right side
    8,459.04x = 54,653,078.36
  5. Step 5: Solve for x
    x = 54,653,078.36/8,459.04
  6. Step 6: Final answer
    x = 6,460.91

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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.