Home / 371,298.84-557,029.14-211,450.38

Finding the Fourth Proportional to 371,298.84, 557,029.14 and 211,450.38

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Solution

The fourth proportional to 371,298.84, 557,029.14 and 211,450.38 is: 317,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,298.84 : 557,029.14 = 211,450.38 : x
  2. Step 2: Convert to fraction form
    371,298.84/557,029.14 = 211,450.38/x
  3. Step 3: Cross multiply
    371,298.84x = 557,029.14 × 211,450.38
  4. Step 4: Simplify right side
    371,298.84x = 117,784,023,324.07
  5. Step 5: Solve for x
    x = 117,784,023,324.07/371,298.84
  6. Step 6: Final answer
    x = 317,221.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.