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Finding the Fourth Proportional to 436,010.83, 601,859.37 and 254,781.69

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Solution

The fourth proportional to 436,010.83, 601,859.37 and 254,781.69 is: 351,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,010.83 : 601,859.37 = 254,781.69 : x
  2. Step 2: Convert to fraction form
    436,010.83/601,859.37 = 254,781.69/x
  3. Step 3: Cross multiply
    436,010.83x = 601,859.37 × 254,781.69
  4. Step 4: Simplify right side
    436,010.83x = 153,342,747,430.94
  5. Step 5: Solve for x
    x = 153,342,747,430.94/436,010.83
  6. Step 6: Final answer
    x = 351,694.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.