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Finding the Third Proportional to 807,655,378 and 1,756,819,376

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Solution

The third proportional to 807,655,378 and 1,756,819,376 is: 3,821,449,598.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,655,378 : 1,756,819,376 = 1,756,819,376 : x
  2. Step 2: Convert to fraction form
    807,655,378/1,756,819,376 = 1,756,819,376/x
  3. Step 3: Cross multiply
    807,655,378x = 1,756,819,376 × 1,756,819,376
  4. Step 4: Simplify right side
    807,655,378x = 3,086,414,319,889,029,120
  5. Step 5: Solve for x
    x = 3,086,414,319,889,029,120/807,655,378
  6. Step 6: Final answer
    x = 3,821,449,598.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.