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Finding the Third Proportional to 529,699.50 and 1,087,317

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Solution

The third proportional to 529,699.50 and 1,087,317 is: 2,231,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,699.50 : 1,087,317 = 1,087,317 : x
  2. Step 2: Convert to fraction form
    529,699.50/1,087,317 = 1,087,317/x
  3. Step 3: Cross multiply
    529,699.50x = 1,087,317 × 1,087,317
  4. Step 4: Simplify right side
    529,699.50x = 1,182,258,258,489
  5. Step 5: Solve for x
    x = 1,182,258,258,489/529,699.50
  6. Step 6: Final answer
    x = 2,231,941.43

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.