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Finding the Third Proportional to 991,881 and 1,473,241.50

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Solution

The third proportional to 991,881 and 1,473,241.50 is: 2,188,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,881 : 1,473,241.50 = 1,473,241.50 : x
  2. Step 2: Convert to fraction form
    991,881/1,473,241.50 = 1,473,241.50/x
  3. Step 3: Cross multiply
    991,881x = 1,473,241.50 × 1,473,241.50
  4. Step 4: Simplify right side
    991,881x = 2,170,440,517,322.25
  5. Step 5: Solve for x
    x = 2,170,440,517,322.25/991,881
  6. Step 6: Final answer
    x = 2,188,206.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.