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Finding the Third Proportional to 620,596 and 1,351,784

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Solution

The third proportional to 620,596 and 1,351,784 is: 2,944,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,596 : 1,351,784 = 1,351,784 : x
  2. Step 2: Convert to fraction form
    620,596/1,351,784 = 1,351,784/x
  3. Step 3: Cross multiply
    620,596x = 1,351,784 × 1,351,784
  4. Step 4: Simplify right side
    620,596x = 1,827,319,982,656
  5. Step 5: Solve for x
    x = 1,827,319,982,656/620,596
  6. Step 6: Final answer
    x = 2,944,459.81

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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.