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Finding the Fourth Proportional to 333,975.80, 501,135.93 and 156,500.75

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Solution

The fourth proportional to 333,975.80, 501,135.93 and 156,500.75 is: 234,831.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,975.80 : 501,135.93 = 156,500.75 : x
  2. Step 2: Convert to fraction form
    333,975.80/501,135.93 = 156,500.75/x
  3. Step 3: Cross multiply
    333,975.80x = 501,135.93 × 156,500.75
  4. Step 4: Simplify right side
    333,975.80x = 78,428,150,149.79
  5. Step 5: Solve for x
    x = 78,428,150,149.79/333,975.80
  6. Step 6: Final answer
    x = 234,831.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.