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Finding the Third Proportional to 313,590.50 and 471,092.50

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Solution

The third proportional to 313,590.50 and 471,092.50 is: 707,700.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,590.50 : 471,092.50 = 471,092.50 : x
  2. Step 2: Convert to fraction form
    313,590.50/471,092.50 = 471,092.50/x
  3. Step 3: Cross multiply
    313,590.50x = 471,092.50 × 471,092.50
  4. Step 4: Simplify right side
    313,590.50x = 221,928,143,556.25
  5. Step 5: Solve for x
    x = 221,928,143,556.25/313,590.50
  6. Step 6: Final answer
    x = 707,700.47

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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.