Home / 394,250.73-544,066.20-212,962.65

Finding the Fourth Proportional to 394,250.73, 544,066.20 and 212,962.65

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Solution

The fourth proportional to 394,250.73, 544,066.20 and 212,962.65 is: 293,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,250.73 : 544,066.20 = 212,962.65 : x
  2. Step 2: Convert to fraction form
    394,250.73/544,066.20 = 212,962.65/x
  3. Step 3: Cross multiply
    394,250.73x = 544,066.20 × 212,962.65
  4. Step 4: Simplify right side
    394,250.73x = 115,865,779,727.43
  5. Step 5: Solve for x
    x = 115,865,779,727.43/394,250.73
  6. Step 6: Final answer
    x = 293,888.56

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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.