Home / 319,076.20-440,295.78-183,082.60

Finding the Fourth Proportional to 319,076.20, 440,295.78 and 183,082.60

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Solution

The fourth proportional to 319,076.20, 440,295.78 and 183,082.60 is: 252,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,076.20 : 440,295.78 = 183,082.60 : x
  2. Step 2: Convert to fraction form
    319,076.20/440,295.78 = 183,082.60/x
  3. Step 3: Cross multiply
    319,076.20x = 440,295.78 × 183,082.60
  4. Step 4: Simplify right side
    319,076.20x = 80,610,496,171.43
  5. Step 5: Solve for x
    x = 80,610,496,171.43/319,076.20
  6. Step 6: Final answer
    x = 252,637.13

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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.