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Finding the Third Proportional to 2,990,169 and 4,484,317.50

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Solution

The third proportional to 2,990,169 and 4,484,317.50 is: 6,725,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,169 : 4,484,317.50 = 4,484,317.50 : x
  2. Step 2: Convert to fraction form
    2,990,169/4,484,317.50 = 4,484,317.50/x
  3. Step 3: Cross multiply
    2,990,169x = 4,484,317.50 × 4,484,317.50
  4. Step 4: Simplify right side
    2,990,169x = 20,109,103,440,806.25
  5. Step 5: Solve for x
    x = 20,109,103,440,806.25/2,990,169
  6. Step 6: Final answer
    x = 6,725,072.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.