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Finding the Third Proportional to 350,247 and 554,692.50

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Solution

The third proportional to 350,247 and 554,692.50 is: 878,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,247 : 554,692.50 = 554,692.50 : x
  2. Step 2: Convert to fraction form
    350,247/554,692.50 = 554,692.50/x
  3. Step 3: Cross multiply
    350,247x = 554,692.50 × 554,692.50
  4. Step 4: Simplify right side
    350,247x = 307,683,769,556.25
  5. Step 5: Solve for x
    x = 307,683,769,556.25/350,247
  6. Step 6: Final answer
    x = 878,476.53

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.