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Finding the Third Proportional to 28,990,369.50 and 62,130,621

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Solution

The third proportional to 28,990,369.50 and 62,130,621 is: 133,155,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,990,369.50 : 62,130,621 = 62,130,621 : x
  2. Step 2: Convert to fraction form
    28,990,369.50/62,130,621 = 62,130,621/x
  3. Step 3: Cross multiply
    28,990,369.50x = 62,130,621 × 62,130,621
  4. Step 4: Simplify right side
    28,990,369.50x = 3,860,214,065,845,641
  5. Step 5: Solve for x
    x = 3,860,214,065,845,641/28,990,369.50
  6. Step 6: Final answer
    x = 133,155,048.81

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.