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Finding the Third Proportional to 873,463.50 and 1,851,903

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Solution

The third proportional to 873,463.50 and 1,851,903 is: 3,926,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,463.50 : 1,851,903 = 1,851,903 : x
  2. Step 2: Convert to fraction form
    873,463.50/1,851,903 = 1,851,903/x
  3. Step 3: Cross multiply
    873,463.50x = 1,851,903 × 1,851,903
  4. Step 4: Simplify right side
    873,463.50x = 3,429,544,721,409
  5. Step 5: Solve for x
    x = 3,429,544,721,409/873,463.50
  6. Step 6: Final answer
    x = 3,926,374.40

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.