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Finding the Third Proportional to 28,994.50 and 44,428

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Solution

The third proportional to 28,994.50 and 44,428 is: 68,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.50 : 44,428 = 44,428 : x
  2. Step 2: Convert to fraction form
    28,994.50/44,428 = 44,428/x
  3. Step 3: Cross multiply
    28,994.50x = 44,428 × 44,428
  4. Step 4: Simplify right side
    28,994.50x = 1,973,847,184
  5. Step 5: Solve for x
    x = 1,973,847,184/28,994.50
  6. Step 6: Final answer
    x = 68,076.61

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.