Home / 477,030.37-658,309.58-273,080.47

Finding the Fourth Proportional to 477,030.37, 658,309.58 and 273,080.47

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Solution

The fourth proportional to 477,030.37, 658,309.58 and 273,080.47 is: 376,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,030.37 : 658,309.58 = 273,080.47 : x
  2. Step 2: Convert to fraction form
    477,030.37/658,309.58 = 273,080.47/x
  3. Step 3: Cross multiply
    477,030.37x = 658,309.58 × 273,080.47
  4. Step 4: Simplify right side
    477,030.37x = 179,771,489,511.90
  5. Step 5: Solve for x
    x = 179,771,489,511.90/477,030.37
  6. Step 6: Final answer
    x = 376,855.44

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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.