Home / 480,766.08-663,477.26-276,811.92

Finding the Fourth Proportional to 480,766.08, 663,477.26 and 276,811.92

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Solution

The fourth proportional to 480,766.08, 663,477.26 and 276,811.92 is: 382,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,766.08 : 663,477.26 = 276,811.92 : x
  2. Step 2: Convert to fraction form
    480,766.08/663,477.26 = 276,811.92/x
  3. Step 3: Cross multiply
    480,766.08x = 663,477.26 × 276,811.92
  4. Step 4: Simplify right side
    480,766.08x = 183,658,414,216.94
  5. Step 5: Solve for x
    x = 183,658,414,216.94/480,766.08
  6. Step 6: Final answer
    x = 382,012.01

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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.