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Finding the Third Proportional to 548,074 and 860,964

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Solution

The third proportional to 548,074 and 860,964 is: 1,352,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,074 : 860,964 = 860,964 : x
  2. Step 2: Convert to fraction form
    548,074/860,964 = 860,964/x
  3. Step 3: Cross multiply
    548,074x = 860,964 × 860,964
  4. Step 4: Simplify right side
    548,074x = 741,259,009,296
  5. Step 5: Solve for x
    x = 741,259,009,296/548,074
  6. Step 6: Final answer
    x = 1,352,479.79

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.