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Finding the Fourth Proportional to 174,987.60, 262,481.40 and 167,308.80

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Solution

The fourth proportional to 174,987.60, 262,481.40 and 167,308.80 is: 250,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,987.60 : 262,481.40 = 167,308.80 : x
  2. Step 2: Convert to fraction form
    174,987.60/262,481.40 = 167,308.80/x
  3. Step 3: Cross multiply
    174,987.60x = 262,481.40 × 167,308.80
  4. Step 4: Simplify right side
    174,987.60x = 43,915,448,056.32
  5. Step 5: Solve for x
    x = 43,915,448,056.32/174,987.60
  6. Step 6: Final answer
    x = 250,963.20

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1.5x scale

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.