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Finding the Third Proportional to 382,630.08 and 553,119.89

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Solution

The third proportional to 382,630.08 and 553,119.89 is: 799,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,630.08 : 553,119.89 = 553,119.89 : x
  2. Step 2: Convert to fraction form
    382,630.08/553,119.89 = 553,119.89/x
  3. Step 3: Cross multiply
    382,630.08x = 553,119.89 × 553,119.89
  4. Step 4: Simplify right side
    382,630.08x = 305,941,613,405.01
  5. Step 5: Solve for x
    x = 305,941,613,405.01/382,630.08
  6. Step 6: Final answer
    x = 799,575.44

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.