Home / 589,918.56-814,061.70-331,817.04

Finding the Fourth Proportional to 589,918.56, 814,061.70 and 331,817.04

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Solution

The fourth proportional to 589,918.56, 814,061.70 and 331,817.04 is: 457,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,918.56 : 814,061.70 = 331,817.04 : x
  2. Step 2: Convert to fraction form
    589,918.56/814,061.70 = 331,817.04/x
  3. Step 3: Cross multiply
    589,918.56x = 814,061.70 × 331,817.04
  4. Step 4: Simplify right side
    589,918.56x = 270,119,543,671.37
  5. Step 5: Solve for x
    x = 270,119,543,671.37/589,918.56
  6. Step 6: Final answer
    x = 457,892.94

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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.