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Finding the Third Proportional to 350,423 and 548,970

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Solution

The third proportional to 350,423 and 548,970 is: 860,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,423 : 548,970 = 548,970 : x
  2. Step 2: Convert to fraction form
    350,423/548,970 = 548,970/x
  3. Step 3: Cross multiply
    350,423x = 548,970 × 548,970
  4. Step 4: Simplify right side
    350,423x = 301,368,060,900
  5. Step 5: Solve for x
    x = 301,368,060,900/350,423
  6. Step 6: Final answer
    x = 860,012.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.