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Finding the Third Proportional to 634,790 and 983,529

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Solution

The third proportional to 634,790 and 983,529 is: 1,523,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,790 : 983,529 = 983,529 : x
  2. Step 2: Convert to fraction form
    634,790/983,529 = 983,529/x
  3. Step 3: Cross multiply
    634,790x = 983,529 × 983,529
  4. Step 4: Simplify right side
    634,790x = 967,329,293,841
  5. Step 5: Solve for x
    x = 967,329,293,841/634,790
  6. Step 6: Final answer
    x = 1,523,857.17

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.