Home / 389,055.07-537,029.94-227,962.27

Finding the Fourth Proportional to 389,055.07, 537,029.94 and 227,962.27

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Solution

The fourth proportional to 389,055.07, 537,029.94 and 227,962.27 is: 314,666.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,055.07 : 537,029.94 = 227,962.27 : x
  2. Step 2: Convert to fraction form
    389,055.07/537,029.94 = 227,962.27/x
  3. Step 3: Cross multiply
    389,055.07x = 537,029.94 × 227,962.27
  4. Step 4: Simplify right side
    389,055.07x = 122,422,564,180.36
  5. Step 5: Solve for x
    x = 122,422,564,180.36/389,055.07
  6. Step 6: Final answer
    x = 314,666.42

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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.