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Finding the Third Proportional to 341,921 and 744,043

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Solution

The third proportional to 341,921 and 744,043 is: 1,619,087.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,921 : 744,043 = 744,043 : x
  2. Step 2: Convert to fraction form
    341,921/744,043 = 744,043/x
  3. Step 3: Cross multiply
    341,921x = 744,043 × 744,043
  4. Step 4: Simplify right side
    341,921x = 553,599,985,849
  5. Step 5: Solve for x
    x = 553,599,985,849/341,921
  6. Step 6: Final answer
    x = 1,619,087.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.