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Finding the Third Proportional to 552,956.63 and 879,229.69

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Solution

The third proportional to 552,956.63 and 879,229.69 is: 1,398,020.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,956.63 : 879,229.69 = 879,229.69 : x
  2. Step 2: Convert to fraction form
    552,956.63/879,229.69 = 879,229.69/x
  3. Step 3: Cross multiply
    552,956.63x = 879,229.69 × 879,229.69
  4. Step 4: Simplify right side
    552,956.63x = 773,044,843,381.35
  5. Step 5: Solve for x
    x = 773,044,843,381.35/552,956.63
  6. Step 6: Final answer
    x = 1,398,020.76

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.