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Finding the Third Proportional to 253,517,040 and 555,454,260

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Solution

The third proportional to 253,517,040 and 555,454,260 is: 1,216,996,833.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,517,040 : 555,454,260 = 555,454,260 : x
  2. Step 2: Convert to fraction form
    253,517,040/555,454,260 = 555,454,260/x
  3. Step 3: Cross multiply
    253,517,040x = 555,454,260 × 555,454,260
  4. Step 4: Simplify right side
    253,517,040x = 308,529,434,952,147,584
  5. Step 5: Solve for x
    x = 308,529,434,952,147,584/253,517,040
  6. Step 6: Final answer
    x = 1,216,996,833.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.