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Finding the Third Proportional to 1,870,400.25 and 4,020,525

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Solution

The third proportional to 1,870,400.25 and 4,020,525 is: 8,642,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,400.25 : 4,020,525 = 4,020,525 : x
  2. Step 2: Convert to fraction form
    1,870,400.25/4,020,525 = 4,020,525/x
  3. Step 3: Cross multiply
    1,870,400.25x = 4,020,525 × 4,020,525
  4. Step 4: Simplify right side
    1,870,400.25x = 16,164,621,275,625
  5. Step 5: Solve for x
    x = 16,164,621,275,625/1,870,400.25
  6. Step 6: Final answer
    x = 8,642,332.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.