Home / 388,555.92-582,488.10-151,844.76

Finding the Fourth Proportional to 388,555.92, 582,488.10 and 151,844.76

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Solution

The fourth proportional to 388,555.92, 582,488.10 and 151,844.76 is: 227,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,555.92 : 582,488.10 = 151,844.76 : x
  2. Step 2: Convert to fraction form
    388,555.92/582,488.10 = 151,844.76/x
  3. Step 3: Cross multiply
    388,555.92x = 582,488.10 × 151,844.76
  4. Step 4: Simplify right side
    388,555.92x = 88,447,765,747.36
  5. Step 5: Solve for x
    x = 88,447,765,747.36/388,555.92
  6. Step 6: Final answer
    x = 227,632.01

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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.