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Finding the Third Proportional to 2,364.19 and 6,416.72

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Solution

The third proportional to 2,364.19 and 6,416.72 is: 17,415.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.19 : 6,416.72 = 6,416.72 : x
  2. Step 2: Convert to fraction form
    2,364.19/6,416.72 = 6,416.72/x
  3. Step 3: Cross multiply
    2,364.19x = 6,416.72 × 6,416.72
  4. Step 4: Simplify right side
    2,364.19x = 41,174,279.52
  5. Step 5: Solve for x
    x = 41,174,279.52/2,364.19
  6. Step 6: Final answer
    x = 17,415.83

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Why These Related Problems?

These problems maintain the same ratio (2.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.