Home / 324,213.81-447,413.35-188,281.18

Finding the Fourth Proportional to 324,213.81, 447,413.35 and 188,281.18

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Solution

The fourth proportional to 324,213.81, 447,413.35 and 188,281.18 is: 259,827.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,213.81 : 447,413.35 = 188,281.18 : x
  2. Step 2: Convert to fraction form
    324,213.81/447,413.35 = 188,281.18/x
  3. Step 3: Cross multiply
    324,213.81x = 447,413.35 × 188,281.18
  4. Step 4: Simplify right side
    324,213.81x = 84,239,514,656.15
  5. Step 5: Solve for x
    x = 84,239,514,656.15/324,213.81
  6. Step 6: Final answer
    x = 259,827.04

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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.