Home / 384,934.32-577,364.36-118,623.33

Finding the Fourth Proportional to 384,934.32, 577,364.36 and 118,623.33

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Solution

The fourth proportional to 384,934.32, 577,364.36 and 118,623.33 is: 177,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,934.32 : 577,364.36 = 118,623.33 : x
  2. Step 2: Convert to fraction form
    384,934.32/577,364.36 = 118,623.33/x
  3. Step 3: Cross multiply
    384,934.32x = 577,364.36 × 118,623.33
  4. Step 4: Simplify right side
    384,934.32x = 68,488,882,413.40
  5. Step 5: Solve for x
    x = 68,488,882,413.40/384,934.32
  6. Step 6: Final answer
    x = 177,923.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.