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Finding the Third Proportional to 1,137,491.44 and 2,475,829.69

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Solution

The third proportional to 1,137,491.44 and 2,475,829.69 is: 5,388,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,491.44 : 2,475,829.69 = 2,475,829.69 : x
  2. Step 2: Convert to fraction form
    1,137,491.44/2,475,829.69 = 2,475,829.69/x
  3. Step 3: Cross multiply
    1,137,491.44x = 2,475,829.69 × 2,475,829.69
  4. Step 4: Simplify right side
    1,137,491.44x = 6,129,732,641,506.35
  5. Step 5: Solve for x
    x = 6,129,732,641,506.35/1,137,491.44
  6. Step 6: Final answer
    x = 5,388,816.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.