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Finding the Third Proportional to 303,336.50 and 653,185

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Solution

The third proportional to 303,336.50 and 653,185 is: 1,406,525.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,336.50 : 653,185 = 653,185 : x
  2. Step 2: Convert to fraction form
    303,336.50/653,185 = 653,185/x
  3. Step 3: Cross multiply
    303,336.50x = 653,185 × 653,185
  4. Step 4: Simplify right side
    303,336.50x = 426,650,644,225
  5. Step 5: Solve for x
    x = 426,650,644,225/303,336.50
  6. Step 6: Final answer
    x = 1,406,525.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.