Home / 377,936.42-521,513.30-232,719.08

Finding the Fourth Proportional to 377,936.42, 521,513.30 and 232,719.08

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Solution

The fourth proportional to 377,936.42, 521,513.30 and 232,719.08 is: 321,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,936.42 : 521,513.30 = 232,719.08 : x
  2. Step 2: Convert to fraction form
    377,936.42/521,513.30 = 232,719.08/x
  3. Step 3: Cross multiply
    377,936.42x = 521,513.30 × 232,719.08
  4. Step 4: Simplify right side
    377,936.42x = 121,366,093,358.00
  5. Step 5: Solve for x
    x = 121,366,093,358.00/377,936.42
  6. Step 6: Final answer
    x = 321,128.34

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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.