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Finding the Third Proportional to 621,803,898 and 1,329,701,232

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Solution

The third proportional to 621,803,898 and 1,329,701,232 is: 2,843,509,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,803,898 : 1,329,701,232 = 1,329,701,232 : x
  2. Step 2: Convert to fraction form
    621,803,898/1,329,701,232 = 1,329,701,232/x
  3. Step 3: Cross multiply
    621,803,898x = 1,329,701,232 × 1,329,701,232
  4. Step 4: Simplify right side
    621,803,898x = 1,768,105,366,382,317,824
  5. Step 5: Solve for x
    x = 1,768,105,366,382,317,824/621,803,898
  6. Step 6: Final answer
    x = 2,843,509,621.07

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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.