Home / 318,258.60-439,196.28-182,336.54

Finding the Fourth Proportional to 318,258.60, 439,196.28 and 182,336.54

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Solution

The fourth proportional to 318,258.60, 439,196.28 and 182,336.54 is: 251,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,258.60 : 439,196.28 = 182,336.54 : x
  2. Step 2: Convert to fraction form
    318,258.60/439,196.28 = 182,336.54/x
  3. Step 3: Cross multiply
    318,258.60x = 439,196.28 × 182,336.54
  4. Step 4: Simplify right side
    318,258.60x = 80,081,530,076.07
  5. Step 5: Solve for x
    x = 80,081,530,076.07/318,258.60
  6. Step 6: Final answer
    x = 251,624.09

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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.