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Finding the Third Proportional to 28,325.64 and 38,333.72

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Solution

The third proportional to 28,325.64 and 38,333.72 is: 51,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,325.64 : 38,333.72 = 38,333.72 : x
  2. Step 2: Convert to fraction form
    28,325.64/38,333.72 = 38,333.72/x
  3. Step 3: Cross multiply
    28,325.64x = 38,333.72 × 38,333.72
  4. Step 4: Simplify right side
    28,325.64x = 1,469,474,442.43
  5. Step 5: Solve for x
    x = 1,469,474,442.43/28,325.64
  6. Step 6: Final answer
    x = 51,877.90

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.