Home / 480,715.52-663,313.71-276,727.02

Finding the Fourth Proportional to 480,715.52, 663,313.71 and 276,727.02

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Solution

The fourth proportional to 480,715.52, 663,313.71 and 276,727.02 is: 381,840.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,715.52 : 663,313.71 = 276,727.02 : x
  2. Step 2: Convert to fraction form
    480,715.52/663,313.71 = 276,727.02/x
  3. Step 3: Cross multiply
    480,715.52x = 663,313.71 × 276,727.02
  4. Step 4: Simplify right side
    480,715.52x = 183,556,826,293.44
  5. Step 5: Solve for x
    x = 183,556,826,293.44/480,715.52
  6. Step 6: Final answer
    x = 381,840.86

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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.