Home / 476,099.80-656,995.74-261,234.52

Finding the Fourth Proportional to 476,099.80, 656,995.74 and 261,234.52

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Solution

The fourth proportional to 476,099.80, 656,995.74 and 261,234.52 is: 360,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,099.80 : 656,995.74 = 261,234.52 : x
  2. Step 2: Convert to fraction form
    476,099.80/656,995.74 = 261,234.52/x
  3. Step 3: Cross multiply
    476,099.80x = 656,995.74 × 261,234.52
  4. Step 4: Simplify right side
    476,099.80x = 171,629,966,780.95
  5. Step 5: Solve for x
    x = 171,629,966,780.95/476,099.80
  6. Step 6: Final answer
    x = 360,491.58

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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.