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Finding the Third Proportional to 479,388 and 1,048,977

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Solution

The third proportional to 479,388 and 1,048,977 is: 2,295,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,388 : 1,048,977 = 1,048,977 : x
  2. Step 2: Convert to fraction form
    479,388/1,048,977 = 1,048,977/x
  3. Step 3: Cross multiply
    479,388x = 1,048,977 × 1,048,977
  4. Step 4: Simplify right side
    479,388x = 1,100,352,746,529
  5. Step 5: Solve for x
    x = 1,100,352,746,529/479,388
  6. Step 6: Final answer
    x = 2,295,328.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.