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Finding the Third Proportional to 231,423 and 350,037

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Solution

The third proportional to 231,423 and 350,037 is: 529,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,423 : 350,037 = 350,037 : x
  2. Step 2: Convert to fraction form
    231,423/350,037 = 350,037/x
  3. Step 3: Cross multiply
    231,423x = 350,037 × 350,037
  4. Step 4: Simplify right side
    231,423x = 122,525,901,369
  5. Step 5: Solve for x
    x = 122,525,901,369/231,423
  6. Step 6: Final answer
    x = 529,445.65

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.