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Finding the Third Proportional to 521,704 and 829,248

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Solution

The third proportional to 521,704 and 829,248 is: 1,318,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,704 : 829,248 = 829,248 : x
  2. Step 2: Convert to fraction form
    521,704/829,248 = 829,248/x
  3. Step 3: Cross multiply
    521,704x = 829,248 × 829,248
  4. Step 4: Simplify right side
    521,704x = 687,652,245,504
  5. Step 5: Solve for x
    x = 687,652,245,504/521,704
  6. Step 6: Final answer
    x = 1,318,088.89

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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.