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Finding the Third Proportional to 228,234 and 342,394.50

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Solution

The third proportional to 228,234 and 342,394.50 is: 513,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,234 : 342,394.50 = 342,394.50 : x
  2. Step 2: Convert to fraction form
    228,234/342,394.50 = 342,394.50/x
  3. Step 3: Cross multiply
    228,234x = 342,394.50 × 342,394.50
  4. Step 4: Simplify right side
    228,234x = 117,233,993,630.25
  5. Step 5: Solve for x
    x = 117,233,993,630.25/228,234
  6. Step 6: Final answer
    x = 513,657.01

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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.