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Finding the Third Proportional to 235,099.50 and 353,173.50

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Solution

The third proportional to 235,099.50 and 353,173.50 is: 530,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,099.50 : 353,173.50 = 353,173.50 : x
  2. Step 2: Convert to fraction form
    235,099.50/353,173.50 = 353,173.50/x
  3. Step 3: Cross multiply
    235,099.50x = 353,173.50 × 353,173.50
  4. Step 4: Simplify right side
    235,099.50x = 124,731,521,102.25
  5. Step 5: Solve for x
    x = 124,731,521,102.25/235,099.50
  6. Step 6: Final answer
    x = 530,547.79

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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.