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Finding the Third Proportional to 852,063.75 and 1,836,978.75

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Solution

The third proportional to 852,063.75 and 1,836,978.75 is: 3,960,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,063.75 : 1,836,978.75 = 1,836,978.75 : x
  2. Step 2: Convert to fraction form
    852,063.75/1,836,978.75 = 1,836,978.75/x
  3. Step 3: Cross multiply
    852,063.75x = 1,836,978.75 × 1,836,978.75
  4. Step 4: Simplify right side
    852,063.75x = 3,374,490,927,951.56
  5. Step 5: Solve for x
    x = 3,374,490,927,951.56/852,063.75
  6. Step 6: Final answer
    x = 3,960,373.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.