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Finding the Third Proportional to 790,220.25 and 1,674,479.25

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Solution

The third proportional to 790,220.25 and 1,674,479.25 is: 3,548,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,220.25 : 1,674,479.25 = 1,674,479.25 : x
  2. Step 2: Convert to fraction form
    790,220.25/1,674,479.25 = 1,674,479.25/x
  3. Step 3: Cross multiply
    790,220.25x = 1,674,479.25 × 1,674,479.25
  4. Step 4: Simplify right side
    790,220.25x = 2,803,880,758,680.56
  5. Step 5: Solve for x
    x = 2,803,880,758,680.56/790,220.25
  6. Step 6: Final answer
    x = 3,548,226.91

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.