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Finding the Third Proportional to 1,817,203.36 and 2,813,429.95

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Solution

The third proportional to 1,817,203.36 and 2,813,429.95 is: 4,355,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,203.36 : 2,813,429.95 = 2,813,429.95 : x
  2. Step 2: Convert to fraction form
    1,817,203.36/2,813,429.95 = 2,813,429.95/x
  3. Step 3: Cross multiply
    1,817,203.36x = 2,813,429.95 × 2,813,429.95
  4. Step 4: Simplify right side
    1,817,203.36x = 7,915,388,101,140.94
  5. Step 5: Solve for x
    x = 7,915,388,101,140.94/1,817,203.36
  6. Step 6: Final answer
    x = 4,355,807.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.