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Finding the Fourth Proportional to 496,693.43, 685,679.91 and 333,291.47

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Solution

The fourth proportional to 496,693.43, 685,679.91 and 333,291.47 is: 460,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,693.43 : 685,679.91 = 333,291.47 : x
  2. Step 2: Convert to fraction form
    496,693.43/685,679.91 = 333,291.47/x
  3. Step 3: Cross multiply
    496,693.43x = 685,679.91 × 333,291.47
  4. Step 4: Simplify right side
    496,693.43x = 228,531,265,986.60
  5. Step 5: Solve for x
    x = 228,531,265,986.60/496,693.43
  6. Step 6: Final answer
    x = 460,105.27

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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.