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Finding the Third Proportional to 1,252,619.72 and 2,744,636.63

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Solution

The third proportional to 1,252,619.72 and 2,744,636.63 is: 6,013,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,619.72 : 2,744,636.63 = 2,744,636.63 : x
  2. Step 2: Convert to fraction form
    1,252,619.72/2,744,636.63 = 2,744,636.63/x
  3. Step 3: Cross multiply
    1,252,619.72x = 2,744,636.63 × 2,744,636.63
  4. Step 4: Simplify right side
    1,252,619.72x = 7,533,030,203,291.39
  5. Step 5: Solve for x
    x = 7,533,030,203,291.39/1,252,619.72
  6. Step 6: Final answer
    x = 6,013,820.55

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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.