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Finding the Third Proportional to 2,103,620.63 and 4,607,667.28

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Solution

The third proportional to 2,103,620.63 and 4,607,667.28 is: 10,092,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,620.63 : 4,607,667.28 = 4,607,667.28 : x
  2. Step 2: Convert to fraction form
    2,103,620.63/4,607,667.28 = 4,607,667.28/x
  3. Step 3: Cross multiply
    2,103,620.63x = 4,607,667.28 × 4,607,667.28
  4. Step 4: Simplify right side
    2,103,620.63x = 21,230,597,774,701.77
  5. Step 5: Solve for x
    x = 21,230,597,774,701.77/2,103,620.63
  6. Step 6: Final answer
    x = 10,092,408.07

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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.