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Finding the Third Proportional to 366,030 and 790,380

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Solution

The third proportional to 366,030 and 790,380 is: 1,706,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,030 : 790,380 = 790,380 : x
  2. Step 2: Convert to fraction form
    366,030/790,380 = 790,380/x
  3. Step 3: Cross multiply
    366,030x = 790,380 × 790,380
  4. Step 4: Simplify right side
    366,030x = 624,700,544,400
  5. Step 5: Solve for x
    x = 624,700,544,400/366,030
  6. Step 6: Final answer
    x = 1,706,692.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.