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Finding the Fourth Proportional to 585,793.89, 878,518.62 and 248,831.87

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Solution

The fourth proportional to 585,793.89, 878,518.62 and 248,831.87 is: 373,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,793.89 : 878,518.62 = 248,831.87 : x
  2. Step 2: Convert to fraction form
    585,793.89/878,518.62 = 248,831.87/x
  3. Step 3: Cross multiply
    585,793.89x = 878,518.62 × 248,831.87
  4. Step 4: Simplify right side
    585,793.89x = 218,603,426,651.83
  5. Step 5: Solve for x
    x = 218,603,426,651.83/585,793.89
  6. Step 6: Final answer
    x = 373,174.64

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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.