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Finding the Third Proportional to 28,517,186 and 61,579,828

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Solution

The third proportional to 28,517,186 and 61,579,828 is: 132,975,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,517,186 : 61,579,828 = 61,579,828 : x
  2. Step 2: Convert to fraction form
    28,517,186/61,579,828 = 61,579,828/x
  3. Step 3: Cross multiply
    28,517,186x = 61,579,828 × 61,579,828
  4. Step 4: Simplify right side
    28,517,186x = 3,792,075,216,509,584
  5. Step 5: Solve for x
    x = 3,792,075,216,509,584/28,517,186
  6. Step 6: Final answer
    x = 132,975,084.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.