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Finding the Third Proportional to 312,924.50 and 470,844.50

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Solution

The third proportional to 312,924.50 and 470,844.50 is: 708,460.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,924.50 : 470,844.50 = 470,844.50 : x
  2. Step 2: Convert to fraction form
    312,924.50/470,844.50 = 470,844.50/x
  3. Step 3: Cross multiply
    312,924.50x = 470,844.50 × 470,844.50
  4. Step 4: Simplify right side
    312,924.50x = 221,694,543,180.25
  5. Step 5: Solve for x
    x = 221,694,543,180.25/312,924.50
  6. Step 6: Final answer
    x = 708,460.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.