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Finding the Third Proportional to 346,026 and 743,778

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Solution

The third proportional to 346,026 and 743,778 is: 1,598,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,026 : 743,778 = 743,778 : x
  2. Step 2: Convert to fraction form
    346,026/743,778 = 743,778/x
  3. Step 3: Cross multiply
    346,026x = 743,778 × 743,778
  4. Step 4: Simplify right side
    346,026x = 553,205,713,284
  5. Step 5: Solve for x
    x = 553,205,713,284/346,026
  6. Step 6: Final answer
    x = 1,598,740.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.