Home / 388,645.34-582,968.00-151,821.95

Finding the Fourth Proportional to 388,645.34, 582,968.00 and 151,821.95

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Solution

The fourth proportional to 388,645.34, 582,968.00 and 151,821.95 is: 227,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,645.34 : 582,968.00 = 151,821.95 : x
  2. Step 2: Convert to fraction form
    388,645.34/582,968.00 = 151,821.95/x
  3. Step 3: Cross multiply
    388,645.34x = 582,968.00 × 151,821.95
  4. Step 4: Simplify right side
    388,645.34x = 88,507,336,012.31
  5. Step 5: Solve for x
    x = 88,507,336,012.31/388,645.34
  6. Step 6: Final answer
    x = 227,732.92

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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.