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Finding the Third Proportional to 336,301.50 and 491,518.50

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Solution

The third proportional to 336,301.50 and 491,518.50 is: 718,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,301.50 : 491,518.50 = 491,518.50 : x
  2. Step 2: Convert to fraction form
    336,301.50/491,518.50 = 491,518.50/x
  3. Step 3: Cross multiply
    336,301.50x = 491,518.50 × 491,518.50
  4. Step 4: Simplify right side
    336,301.50x = 241,590,435,842.25
  5. Step 5: Solve for x
    x = 241,590,435,842.25/336,301.50
  6. Step 6: Final answer
    x = 718,374.54

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.