Home / 328,413.39-453,223.22-185,170.35

Finding the Fourth Proportional to 328,413.39, 453,223.22 and 185,170.35

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Solution

The fourth proportional to 328,413.39, 453,223.22 and 185,170.35 is: 255,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,413.39 : 453,223.22 = 185,170.35 : x
  2. Step 2: Convert to fraction form
    328,413.39/453,223.22 = 185,170.35/x
  3. Step 3: Cross multiply
    328,413.39x = 453,223.22 × 185,170.35
  4. Step 4: Simplify right side
    328,413.39x = 83,923,501,349.68
  5. Step 5: Solve for x
    x = 83,923,501,349.68/328,413.39
  6. Step 6: Final answer
    x = 255,542.26

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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.