Home / 318,223.18-439,150.71-182,269.54

Finding the Fourth Proportional to 318,223.18, 439,150.71 and 182,269.54

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Solution

The fourth proportional to 318,223.18, 439,150.71 and 182,269.54 is: 251,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,223.18 : 439,150.71 = 182,269.54 : x
  2. Step 2: Convert to fraction form
    318,223.18/439,150.71 = 182,269.54/x
  3. Step 3: Cross multiply
    318,223.18x = 439,150.71 × 182,269.54
  4. Step 4: Simplify right side
    318,223.18x = 80,043,797,902.37
  5. Step 5: Solve for x
    x = 80,043,797,902.37/318,223.18
  6. Step 6: Final answer
    x = 251,533.52

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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.