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Finding the Fourth Proportional to 436,793.06, 602,724.93 and 245,801.54

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Solution

The fourth proportional to 436,793.06, 602,724.93 and 245,801.54 is: 339,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,793.06 : 602,724.93 = 245,801.54 : x
  2. Step 2: Convert to fraction form
    436,793.06/602,724.93 = 245,801.54/x
  3. Step 3: Cross multiply
    436,793.06x = 602,724.93 × 245,801.54
  4. Step 4: Simplify right side
    436,793.06x = 148,150,715,990.39
  5. Step 5: Solve for x
    x = 148,150,715,990.39/436,793.06
  6. Step 6: Final answer
    x = 339,178.27

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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.