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Finding the Third Proportional to 872,716.50 and 1,851,075

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Solution

The third proportional to 872,716.50 and 1,851,075 is: 3,926,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,716.50 : 1,851,075 = 1,851,075 : x
  2. Step 2: Convert to fraction form
    872,716.50/1,851,075 = 1,851,075/x
  3. Step 3: Cross multiply
    872,716.50x = 1,851,075 × 1,851,075
  4. Step 4: Simplify right side
    872,716.50x = 3,426,478,655,625
  5. Step 5: Solve for x
    x = 3,426,478,655,625/872,716.50
  6. Step 6: Final answer
    x = 3,926,221.92

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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.