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Finding the Fourth Proportional to 437,224.73, 603,413.16 and 255,925.67

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Solution

The fourth proportional to 437,224.73, 603,413.16 and 255,925.67 is: 353,202.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,224.73 : 603,413.16 = 255,925.67 : x
  2. Step 2: Convert to fraction form
    437,224.73/603,413.16 = 255,925.67/x
  3. Step 3: Cross multiply
    437,224.73x = 603,413.16 × 255,925.67
  4. Step 4: Simplify right side
    437,224.73x = 154,428,917,259.82
  5. Step 5: Solve for x
    x = 154,428,917,259.82/437,224.73
  6. Step 6: Final answer
    x = 353,202.61

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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.