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Finding the Third Proportional to 24,690.38 and 38,289.38

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Solution

The third proportional to 24,690.38 and 38,289.38 is: 59,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,690.38 : 38,289.38 = 38,289.38 : x
  2. Step 2: Convert to fraction form
    24,690.38/38,289.38 = 38,289.38/x
  3. Step 3: Cross multiply
    24,690.38x = 38,289.38 × 38,289.38
  4. Step 4: Simplify right side
    24,690.38x = 1,466,076,237.89
  5. Step 5: Solve for x
    x = 1,466,076,237.89/24,690.38
  6. Step 6: Final answer
    x = 59,378.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.