Home / 358,219.24-494,413.20-205,360.06

Finding the Fourth Proportional to 358,219.24, 494,413.20 and 205,360.06

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Solution

The fourth proportional to 358,219.24, 494,413.20 and 205,360.06 is: 283,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,219.24 : 494,413.20 = 205,360.06 : x
  2. Step 2: Convert to fraction form
    358,219.24/494,413.20 = 205,360.06/x
  3. Step 3: Cross multiply
    358,219.24x = 494,413.20 × 205,360.06
  4. Step 4: Simplify right side
    358,219.24x = 101,532,724,416.79
  5. Step 5: Solve for x
    x = 101,532,724,416.79/358,219.24
  6. Step 6: Final answer
    x = 283,437.38

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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.