Home / 388,078.05-582,117.21-174,596.64

Finding the Fourth Proportional to 388,078.05, 582,117.21 and 174,596.64

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Solution

The fourth proportional to 388,078.05, 582,117.21 and 174,596.64 is: 261,895.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,078.05 : 582,117.21 = 174,596.64 : x
  2. Step 2: Convert to fraction form
    388,078.05/582,117.21 = 174,596.64/x
  3. Step 3: Cross multiply
    388,078.05x = 582,117.21 × 174,596.64
  4. Step 4: Simplify right side
    388,078.05x = 101,635,708,952.17
  5. Step 5: Solve for x
    x = 101,635,708,952.17/388,078.05
  6. Step 6: Final answer
    x = 261,895.02

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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.