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Finding the Third Proportional to 8,249,245.50 and 12,121,269

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Solution

The third proportional to 8,249,245.50 and 12,121,269 is: 17,810,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,245.50 : 12,121,269 = 12,121,269 : x
  2. Step 2: Convert to fraction form
    8,249,245.50/12,121,269 = 12,121,269/x
  3. Step 3: Cross multiply
    8,249,245.50x = 12,121,269 × 12,121,269
  4. Step 4: Simplify right side
    8,249,245.50x = 146,925,162,170,361
  5. Step 5: Solve for x
    x = 146,925,162,170,361/8,249,245.50
  6. Step 6: Final answer
    x = 17,810,739.44

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.