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Finding the Third Proportional to 358,475.50 and 550,246

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Solution

The third proportional to 358,475.50 and 550,246 is: 844,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,475.50 : 550,246 = 550,246 : x
  2. Step 2: Convert to fraction form
    358,475.50/550,246 = 550,246/x
  3. Step 3: Cross multiply
    358,475.50x = 550,246 × 550,246
  4. Step 4: Simplify right side
    358,475.50x = 302,770,660,516
  5. Step 5: Solve for x
    x = 302,770,660,516/358,475.50
  6. Step 6: Final answer
    x = 844,606.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.