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Finding the Third Proportional to 199,624.50 and 432,479.25

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Solution

The third proportional to 199,624.50 and 432,479.25 is: 936,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,624.50 : 432,479.25 = 432,479.25 : x
  2. Step 2: Convert to fraction form
    199,624.50/432,479.25 = 432,479.25/x
  3. Step 3: Cross multiply
    199,624.50x = 432,479.25 × 432,479.25
  4. Step 4: Simplify right side
    199,624.50x = 187,038,301,680.56
  5. Step 5: Solve for x
    x = 187,038,301,680.56/199,624.50
  6. Step 6: Final answer
    x = 936,950.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.