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Finding the Third Proportional to 43,289,520 and 67,086,835.50

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Solution

The third proportional to 43,289,520 and 67,086,835.50 is: 103,966,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,289,520 : 67,086,835.50 = 67,086,835.50 : x
  2. Step 2: Convert to fraction form
    43,289,520/67,086,835.50 = 67,086,835.50/x
  3. Step 3: Cross multiply
    43,289,520x = 67,086,835.50 × 67,086,835.50
  4. Step 4: Simplify right side
    43,289,520x = 4,500,643,497,404,060
  5. Step 5: Solve for x
    x = 4,500,643,497,404,060/43,289,520
  6. Step 6: Final answer
    x = 103,966,121.53

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.