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Finding the Third Proportional to 589,557 and 1,263,219

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Solution

The third proportional to 589,557 and 1,263,219 is: 2,706,646.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,557 : 1,263,219 = 1,263,219 : x
  2. Step 2: Convert to fraction form
    589,557/1,263,219 = 1,263,219/x
  3. Step 3: Cross multiply
    589,557x = 1,263,219 × 1,263,219
  4. Step 4: Simplify right side
    589,557x = 1,595,722,241,961
  5. Step 5: Solve for x
    x = 1,595,722,241,961/589,557
  6. Step 6: Final answer
    x = 2,706,646.25

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.