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Finding the Fourth Proportional to 598,980.94, 826,587.38 and 327,047.96

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Solution

The fourth proportional to 598,980.94, 826,587.38 and 327,047.96 is: 451,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,980.94 : 826,587.38 = 327,047.96 : x
  2. Step 2: Convert to fraction form
    598,980.94/826,587.38 = 327,047.96/x
  3. Step 3: Cross multiply
    598,980.94x = 826,587.38 × 327,047.96
  4. Step 4: Simplify right side
    598,980.94x = 270,333,716,390.75
  5. Step 5: Solve for x
    x = 270,333,716,390.75/598,980.94
  6. Step 6: Final answer
    x = 451,322.74

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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.