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Finding the Third Proportional to 357,230 and 770,548

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Solution

The third proportional to 357,230 and 770,548 is: 1,662,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,230 : 770,548 = 770,548 : x
  2. Step 2: Convert to fraction form
    357,230/770,548 = 770,548/x
  3. Step 3: Cross multiply
    357,230x = 770,548 × 770,548
  4. Step 4: Simplify right side
    357,230x = 593,744,220,304
  5. Step 5: Solve for x
    x = 593,744,220,304/357,230
  6. Step 6: Final answer
    x = 1,662,078.27

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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.