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Finding the Fourth Proportional to 590,164.70, 884,080.65 and 323,447.90

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Solution

The fourth proportional to 590,164.70, 884,080.65 and 323,447.90 is: 484,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,164.70 : 884,080.65 = 323,447.90 : x
  2. Step 2: Convert to fraction form
    590,164.70/884,080.65 = 323,447.90/x
  3. Step 3: Cross multiply
    590,164.70x = 884,080.65 × 323,447.90
  4. Step 4: Simplify right side
    590,164.70x = 285,954,029,673.14
  5. Step 5: Solve for x
    x = 285,954,029,673.14/590,164.70
  6. Step 6: Final answer
    x = 484,532.59

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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.