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Finding the Third Proportional to 217,670.63 and 450,721.13

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Solution

The third proportional to 217,670.63 and 450,721.13 is: 933,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,670.63 : 450,721.13 = 450,721.13 : x
  2. Step 2: Convert to fraction form
    217,670.63/450,721.13 = 450,721.13/x
  3. Step 3: Cross multiply
    217,670.63x = 450,721.13 × 450,721.13
  4. Step 4: Simplify right side
    217,670.63x = 203,149,532,521.27
  5. Step 5: Solve for x
    x = 203,149,532,521.27/217,670.63
  6. Step 6: Final answer
    x = 933,288.69

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.