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Finding the Third Proportional to 28,140 and 44,559

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Solution

The third proportional to 28,140 and 44,559 is: 70,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,140 : 44,559 = 44,559 : x
  2. Step 2: Convert to fraction form
    28,140/44,559 = 44,559/x
  3. Step 3: Cross multiply
    28,140x = 44,559 × 44,559
  4. Step 4: Simplify right side
    28,140x = 1,985,504,481
  5. Step 5: Solve for x
    x = 1,985,504,481/28,140
  6. Step 6: Final answer
    x = 70,558.08

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.