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Finding the Third Proportional to 530,203,621.22 and 1,115,352,336.94

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Solution

The third proportional to 530,203,621.22 and 1,115,352,336.94 is: 2,346,288,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,203,621.22 : 1,115,352,336.94 = 1,115,352,336.94 : x
  2. Step 2: Convert to fraction form
    530,203,621.22/1,115,352,336.94 = 1,115,352,336.94/x
  3. Step 3: Cross multiply
    530,203,621.22x = 1,115,352,336.94 × 1,115,352,336.94
  4. Step 4: Simplify right side
    530,203,621.22x = 1,244,010,835,511,942,400
  5. Step 5: Solve for x
    x = 1,244,010,835,511,942,400/530,203,621.22
  6. Step 6: Final answer
    x = 2,346,288,832.68

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.