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Finding the Third Proportional to 5,509,856.04 and 12,866,415.73

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Solution

The third proportional to 5,509,856.04 and 12,866,415.73 is: 30,045,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,856.04 : 12,866,415.73 = 12,866,415.73 : x
  2. Step 2: Convert to fraction form
    5,509,856.04/12,866,415.73 = 12,866,415.73/x
  3. Step 3: Cross multiply
    5,509,856.04x = 12,866,415.73 × 12,866,415.73
  4. Step 4: Simplify right side
    5,509,856.04x = 165,544,653,799,516.34
  5. Step 5: Solve for x
    x = 165,544,653,799,516.34/5,509,856.04
  6. Step 6: Final answer
    x = 30,045,186.78

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.