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Finding the Fourth Proportional to 441,413.46, 609,108.44 and 247,776.80

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Solution

The fourth proportional to 441,413.46, 609,108.44 and 247,776.80 is: 341,908.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,413.46 : 609,108.44 = 247,776.80 : x
  2. Step 2: Convert to fraction form
    441,413.46/609,108.44 = 247,776.80/x
  3. Step 3: Cross multiply
    441,413.46x = 609,108.44 × 247,776.80
  4. Step 4: Simplify right side
    441,413.46x = 150,922,935,831.77
  5. Step 5: Solve for x
    x = 150,922,935,831.77/441,413.46
  6. Step 6: Final answer
    x = 341,908.32

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1.5x scale

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.