Home / 480,052.08-662,511.48-276,169.20

Finding the Fourth Proportional to 480,052.08, 662,511.48 and 276,169.20

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Solution

The fourth proportional to 480,052.08, 662,511.48 and 276,169.20 is: 381,136.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,052.08 : 662,511.48 = 276,169.20 : x
  2. Step 2: Convert to fraction form
    480,052.08/662,511.48 = 276,169.20/x
  3. Step 3: Cross multiply
    480,052.08x = 662,511.48 × 276,169.20
  4. Step 4: Simplify right side
    480,052.08x = 182,965,265,422.42
  5. Step 5: Solve for x
    x = 182,965,265,422.42/480,052.08
  6. Step 6: Final answer
    x = 381,136.28

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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.