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Finding the Third Proportional to 372,892 and 559,230

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Solution

The third proportional to 372,892 and 559,230 is: 838,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,892 : 559,230 = 559,230 : x
  2. Step 2: Convert to fraction form
    372,892/559,230 = 559,230/x
  3. Step 3: Cross multiply
    372,892x = 559,230 × 559,230
  4. Step 4: Simplify right side
    372,892x = 312,738,192,900
  5. Step 5: Solve for x
    x = 312,738,192,900/372,892
  6. Step 6: Final answer
    x = 838,683.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.