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Finding the Third Proportional to 15,278.63 and 34,813.55

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Solution

The third proportional to 15,278.63 and 34,813.55 is: 79,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.63 : 34,813.55 = 34,813.55 : x
  2. Step 2: Convert to fraction form
    15,278.63/34,813.55 = 34,813.55/x
  3. Step 3: Cross multiply
    15,278.63x = 34,813.55 × 34,813.55
  4. Step 4: Simplify right side
    15,278.63x = 1,211,983,046.02
  5. Step 5: Solve for x
    x = 1,211,983,046.02/15,278.63
  6. Step 6: Final answer
    x = 79,325.40

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Why These Related Problems?

These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.