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Finding the Third Proportional to 217,336.50 and 470,848.50

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Solution

The third proportional to 217,336.50 and 470,848.50 is: 1,020,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,336.50 : 470,848.50 = 470,848.50 : x
  2. Step 2: Convert to fraction form
    217,336.50/470,848.50 = 470,848.50/x
  3. Step 3: Cross multiply
    217,336.50x = 470,848.50 × 470,848.50
  4. Step 4: Simplify right side
    217,336.50x = 221,698,309,952.25
  5. Step 5: Solve for x
    x = 221,698,309,952.25/217,336.50
  6. Step 6: Final answer
    x = 1,020,069.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.