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Finding the Third Proportional to 28,698,208.88 and 43,578,754.31

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Solution

The third proportional to 28,698,208.88 and 43,578,754.31 is: 66,175,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,208.88 : 43,578,754.31 = 43,578,754.31 : x
  2. Step 2: Convert to fraction form
    28,698,208.88/43,578,754.31 = 43,578,754.31/x
  3. Step 3: Cross multiply
    28,698,208.88x = 43,578,754.31 × 43,578,754.31
  4. Step 4: Simplify right side
    28,698,208.88x = 1,899,107,827,429,237.25
  5. Step 5: Solve for x
    x = 1,899,107,827,429,237.25/28,698,208.88
  6. Step 6: Final answer
    x = 66,175,134.33

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.