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Finding the Fourth Proportional to 570,194.07, 786,551.93 and 366,015.75

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Solution

The fourth proportional to 570,194.07, 786,551.93 and 366,015.75 is: 504,898.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,194.07 : 786,551.93 = 366,015.75 : x
  2. Step 2: Convert to fraction form
    570,194.07/786,551.93 = 366,015.75/x
  3. Step 3: Cross multiply
    570,194.07x = 786,551.93 × 366,015.75
  4. Step 4: Simplify right side
    570,194.07x = 287,890,394,998.80
  5. Step 5: Solve for x
    x = 287,890,394,998.80/570,194.07
  6. Step 6: Final answer
    x = 504,898.96

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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.