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Finding the Third Proportional to 44,139 and 56,673

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Solution

The third proportional to 44,139 and 56,673 is: 72,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,139 : 56,673 = 56,673 : x
  2. Step 2: Convert to fraction form
    44,139/56,673 = 56,673/x
  3. Step 3: Cross multiply
    44,139x = 56,673 × 56,673
  4. Step 4: Simplify right side
    44,139x = 3,211,828,929
  5. Step 5: Solve for x
    x = 3,211,828,929/44,139
  6. Step 6: Final answer
    x = 72,766.24

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.