Home / 379,441.74-523,637.11-207,370.36

Finding the Fourth Proportional to 379,441.74, 523,637.11 and 207,370.36

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Solution

The fourth proportional to 379,441.74, 523,637.11 and 207,370.36 is: 286,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,441.74 : 523,637.11 = 207,370.36 : x
  2. Step 2: Convert to fraction form
    379,441.74/523,637.11 = 207,370.36/x
  3. Step 3: Cross multiply
    379,441.74x = 523,637.11 × 207,370.36
  4. Step 4: Simplify right side
    379,441.74x = 108,586,816,010.06
  5. Step 5: Solve for x
    x = 108,586,816,010.06/379,441.74
  6. Step 6: Final answer
    x = 286,175.20

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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.