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Finding the Third Proportional to 353,576 and 535,500

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Solution

The third proportional to 353,576 and 535,500 is: 811,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,576 : 535,500 = 535,500 : x
  2. Step 2: Convert to fraction form
    353,576/535,500 = 535,500/x
  3. Step 3: Cross multiply
    353,576x = 535,500 × 535,500
  4. Step 4: Simplify right side
    353,576x = 286,760,250,000
  5. Step 5: Solve for x
    x = 286,760,250,000/353,576
  6. Step 6: Final answer
    x = 811,028.60

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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.