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Finding the Third Proportional to 360,431,278.88 and 541,606,621.50

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Solution

The third proportional to 360,431,278.88 and 541,606,621.50 is: 813,852,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,431,278.88 : 541,606,621.50 = 541,606,621.50 : x
  2. Step 2: Convert to fraction form
    360,431,278.88/541,606,621.50 = 541,606,621.50/x
  3. Step 3: Cross multiply
    360,431,278.88x = 541,606,621.50 × 541,606,621.50
  4. Step 4: Simplify right side
    360,431,278.88x = 293,337,732,452,644,288
  5. Step 5: Solve for x
    x = 293,337,732,452,644,288/360,431,278.88
  6. Step 6: Final answer
    x = 813,852,042.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.