Home / 300,328.95-414,413.04-179,444.70

Finding the Fourth Proportional to 300,328.95, 414,413.04 and 179,444.70

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Solution

The fourth proportional to 300,328.95, 414,413.04 and 179,444.70 is: 247,609.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,328.95 : 414,413.04 = 179,444.70 : x
  2. Step 2: Convert to fraction form
    300,328.95/414,413.04 = 179,444.70/x
  3. Step 3: Cross multiply
    300,328.95x = 414,413.04 × 179,444.70
  4. Step 4: Simplify right side
    300,328.95x = 74,364,223,638.89
  5. Step 5: Solve for x
    x = 74,364,223,638.89/300,328.95
  6. Step 6: Final answer
    x = 247,609.24

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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.