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Finding the Third Proportional to 257,701.50 and 552,308.63

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Solution

The third proportional to 257,701.50 and 552,308.63 is: 1,183,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,701.50 : 552,308.63 = 552,308.63 : x
  2. Step 2: Convert to fraction form
    257,701.50/552,308.63 = 552,308.63/x
  3. Step 3: Cross multiply
    257,701.50x = 552,308.63 × 552,308.63
  4. Step 4: Simplify right side
    257,701.50x = 305,044,817,249.39
  5. Step 5: Solve for x
    x = 305,044,817,249.39/257,701.50
  6. Step 6: Final answer
    x = 1,183,713.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.