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Finding the Third Proportional to 44,457.75 and 79,047.28

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Solution

The third proportional to 44,457.75 and 79,047.28 is: 140,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,457.75 : 79,047.28 = 79,047.28 : x
  2. Step 2: Convert to fraction form
    44,457.75/79,047.28 = 79,047.28/x
  3. Step 3: Cross multiply
    44,457.75x = 79,047.28 × 79,047.28
  4. Step 4: Simplify right side
    44,457.75x = 6,248,472,673.02
  5. Step 5: Solve for x
    x = 6,248,472,673.02/44,457.75
  6. Step 6: Final answer
    x = 140,548.56

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.