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Finding the Third Proportional to 906,709.50 and 1,985,355

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Solution

The third proportional to 906,709.50 and 1,985,355 is: 4,347,185.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,709.50 : 1,985,355 = 1,985,355 : x
  2. Step 2: Convert to fraction form
    906,709.50/1,985,355 = 1,985,355/x
  3. Step 3: Cross multiply
    906,709.50x = 1,985,355 × 1,985,355
  4. Step 4: Simplify right side
    906,709.50x = 3,941,634,476,025
  5. Step 5: Solve for x
    x = 3,941,634,476,025/906,709.50
  6. Step 6: Final answer
    x = 4,347,185.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.