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Finding the Third Proportional to 355,785.75 and 550,302.75

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Solution

The third proportional to 355,785.75 and 550,302.75 is: 851,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,785.75 : 550,302.75 = 550,302.75 : x
  2. Step 2: Convert to fraction form
    355,785.75/550,302.75 = 550,302.75/x
  3. Step 3: Cross multiply
    355,785.75x = 550,302.75 × 550,302.75
  4. Step 4: Simplify right side
    355,785.75x = 302,833,116,657.56
  5. Step 5: Solve for x
    x = 302,833,116,657.56/355,785.75
  6. Step 6: Final answer
    x = 851,167.08

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.