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Finding the Third Proportional to 18,425,288.25 and 28,901,351.25

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Solution

The third proportional to 18,425,288.25 and 28,901,351.25 is: 45,333,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425,288.25 : 28,901,351.25 = 28,901,351.25 : x
  2. Step 2: Convert to fraction form
    18,425,288.25/28,901,351.25 = 28,901,351.25/x
  3. Step 3: Cross multiply
    18,425,288.25x = 28,901,351.25 × 28,901,351.25
  4. Step 4: Simplify right side
    18,425,288.25x = 835,288,104,075,876.50
  5. Step 5: Solve for x
    x = 835,288,104,075,876.50/18,425,288.25
  6. Step 6: Final answer
    x = 45,333,787.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.