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Finding the Third Proportional to 302,040 and 617,184

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Solution

The third proportional to 302,040 and 617,184 is: 1,261,144.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,040 : 617,184 = 617,184 : x
  2. Step 2: Convert to fraction form
    302,040/617,184 = 617,184/x
  3. Step 3: Cross multiply
    302,040x = 617,184 × 617,184
  4. Step 4: Simplify right side
    302,040x = 380,916,089,856
  5. Step 5: Solve for x
    x = 380,916,089,856/302,040
  6. Step 6: Final answer
    x = 1,261,144.52

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.