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Finding the Fourth Proportional to 11,672.02, 17,508.02 and 4,277.06

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Solution

The fourth proportional to 11,672.02, 17,508.02 and 4,277.06 is: 6,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.02 : 17,508.02 = 4,277.06 : x
  2. Step 2: Convert to fraction form
    11,672.02/17,508.02 = 4,277.06/x
  3. Step 3: Cross multiply
    11,672.02x = 17,508.02 × 4,277.06
  4. Step 4: Simplify right side
    11,672.02x = 74,882,862.71
  5. Step 5: Solve for x
    x = 74,882,862.71/11,672.02
  6. Step 6: Final answer
    x = 6,415.59

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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.