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Finding the Fourth Proportional to 606,712.86, 837,262.74 and 334,780.54

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Solution

The fourth proportional to 606,712.86, 837,262.74 and 334,780.54 is: 461,996.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,712.86 : 837,262.74 = 334,780.54 : x
  2. Step 2: Convert to fraction form
    606,712.86/837,262.74 = 334,780.54/x
  3. Step 3: Cross multiply
    606,712.86x = 837,262.74 × 334,780.54
  4. Step 4: Simplify right side
    606,712.86x = 280,299,270,125.92
  5. Step 5: Solve for x
    x = 280,299,270,125.92/606,712.86
  6. Step 6: Final answer
    x = 461,996.59

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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.