Home / 300,954.36-415,030.50-180,076.44

Finding the Fourth Proportional to 300,954.36, 415,030.50 and 180,076.44

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Solution

The fourth proportional to 300,954.36, 415,030.50 and 180,076.44 is: 248,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,954.36 : 415,030.50 = 180,076.44 : x
  2. Step 2: Convert to fraction form
    300,954.36/415,030.50 = 180,076.44/x
  3. Step 3: Cross multiply
    300,954.36x = 415,030.50 × 180,076.44
  4. Step 4: Simplify right side
    300,954.36x = 74,737,214,931.42
  5. Step 5: Solve for x
    x = 74,737,214,931.42/300,954.36
  6. Step 6: Final answer
    x = 248,334.05

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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.