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Finding the Third Proportional to 5,415,151.50 and 11,893,054.50

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Solution

The third proportional to 5,415,151.50 and 11,893,054.50 is: 26,120,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415,151.50 : 11,893,054.50 = 11,893,054.50 : x
  2. Step 2: Convert to fraction form
    5,415,151.50/11,893,054.50 = 11,893,054.50/x
  3. Step 3: Cross multiply
    5,415,151.50x = 11,893,054.50 × 11,893,054.50
  4. Step 4: Simplify right side
    5,415,151.50x = 141,444,745,339,970.25
  5. Step 5: Solve for x
    x = 141,444,745,339,970.25/5,415,151.50
  6. Step 6: Final answer
    x = 26,120,182.48

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.