Home / 394,265.14-544,085.34-212,977.01

Finding the Fourth Proportional to 394,265.14, 544,085.34 and 212,977.01

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Solution

The fourth proportional to 394,265.14, 544,085.34 and 212,977.01 is: 293,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,265.14 : 544,085.34 = 212,977.01 : x
  2. Step 2: Convert to fraction form
    394,265.14/544,085.34 = 212,977.01/x
  3. Step 3: Cross multiply
    394,265.14x = 544,085.34 × 212,977.01
  4. Step 4: Simplify right side
    394,265.14x = 115,877,669,459.58
  5. Step 5: Solve for x
    x = 115,877,669,459.58/394,265.14
  6. Step 6: Final answer
    x = 293,907.98

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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.