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Finding the Third Proportional to 1,494,480 and 2,379,172.50

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Solution

The third proportional to 1,494,480 and 2,379,172.50 is: 3,787,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,480 : 2,379,172.50 = 2,379,172.50 : x
  2. Step 2: Convert to fraction form
    1,494,480/2,379,172.50 = 2,379,172.50/x
  3. Step 3: Cross multiply
    1,494,480x = 2,379,172.50 × 2,379,172.50
  4. Step 4: Simplify right side
    1,494,480x = 5,660,461,784,756.25
  5. Step 5: Solve for x
    x = 5,660,461,784,756.25/1,494,480
  6. Step 6: Final answer
    x = 3,787,579.48

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.