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Finding the Third Proportional to 718,275 and 1,503,081

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Solution

The third proportional to 718,275 and 1,503,081 is: 3,145,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,275 : 1,503,081 = 1,503,081 : x
  2. Step 2: Convert to fraction form
    718,275/1,503,081 = 1,503,081/x
  3. Step 3: Cross multiply
    718,275x = 1,503,081 × 1,503,081
  4. Step 4: Simplify right side
    718,275x = 2,259,252,492,561
  5. Step 5: Solve for x
    x = 2,259,252,492,561/718,275
  6. Step 6: Final answer
    x = 3,145,386.51

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.