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Finding the Fourth Proportional to 606,978.93, 837,631.07 and 335,046.93

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Solution

The fourth proportional to 606,978.93, 837,631.07 and 335,046.93 is: 462,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,978.93 : 837,631.07 = 335,046.93 : x
  2. Step 2: Convert to fraction form
    606,978.93/837,631.07 = 335,046.93/x
  3. Step 3: Cross multiply
    606,978.93x = 837,631.07 × 335,046.93
  4. Step 4: Simplify right side
    606,978.93x = 280,645,716,800.88
  5. Step 5: Solve for x
    x = 280,645,716,800.88/606,978.93
  6. Step 6: Final answer
    x = 462,364.84

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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.