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Finding the Third Proportional to 860,532.75 and 1,265,748.75

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Solution

The third proportional to 860,532.75 and 1,265,748.75 is: 1,861,776.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,532.75 : 1,265,748.75 = 1,265,748.75 : x
  2. Step 2: Convert to fraction form
    860,532.75/1,265,748.75 = 1,265,748.75/x
  3. Step 3: Cross multiply
    860,532.75x = 1,265,748.75 × 1,265,748.75
  4. Step 4: Simplify right side
    860,532.75x = 1,602,119,898,126.56
  5. Step 5: Solve for x
    x = 1,602,119,898,126.56/860,532.75
  6. Step 6: Final answer
    x = 1,861,776.79

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.