Home / 286,684.59-395,601.20-168,792.80

Finding the Fourth Proportional to 286,684.59, 395,601.20 and 168,792.80

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Solution

The fourth proportional to 286,684.59, 395,601.20 and 168,792.80 is: 232,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,684.59 : 395,601.20 = 168,792.80 : x
  2. Step 2: Convert to fraction form
    286,684.59/395,601.20 = 168,792.80/x
  3. Step 3: Cross multiply
    286,684.59x = 395,601.20 × 168,792.80
  4. Step 4: Simplify right side
    286,684.59x = 66,774,634,231.36
  5. Step 5: Solve for x
    x = 66,774,634,231.36/286,684.59
  6. Step 6: Final answer
    x = 232,920.21

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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.