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Finding the Third Proportional to 499,577.63 and 677,195.44

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Solution

The third proportional to 499,577.63 and 677,195.44 is: 917,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,577.63 : 677,195.44 = 677,195.44 : x
  2. Step 2: Convert to fraction form
    499,577.63/677,195.44 = 677,195.44/x
  3. Step 3: Cross multiply
    499,577.63x = 677,195.44 × 677,195.44
  4. Step 4: Simplify right side
    499,577.63x = 458,593,660,570.82
  5. Step 5: Solve for x
    x = 458,593,660,570.82/499,577.63
  6. Step 6: Final answer
    x = 917,962.77

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.