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Finding the Third Proportional to 360,986.63 and 554,910.75

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Solution

The third proportional to 360,986.63 and 554,910.75 is: 853,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,986.63 : 554,910.75 = 554,910.75 : x
  2. Step 2: Convert to fraction form
    360,986.63/554,910.75 = 554,910.75/x
  3. Step 3: Cross multiply
    360,986.63x = 554,910.75 × 554,910.75
  4. Step 4: Simplify right side
    360,986.63x = 307,925,940,465.56
  5. Step 5: Solve for x
    x = 307,925,940,465.56/360,986.63
  6. Step 6: Final answer
    x = 853,012.05

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.