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Finding the Fourth Proportional to 590,195.62, 814,446.38 and 348,556.06

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Solution

The fourth proportional to 590,195.62, 814,446.38 and 348,556.06 is: 480,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,195.62 : 814,446.38 = 348,556.06 : x
  2. Step 2: Convert to fraction form
    590,195.62/814,446.38 = 348,556.06/x
  3. Step 3: Cross multiply
    590,195.62x = 814,446.38 × 348,556.06
  4. Step 4: Simplify right side
    590,195.62x = 283,880,221,294.06
  5. Step 5: Solve for x
    x = 283,880,221,294.06/590,195.62
  6. Step 6: Final answer
    x = 480,993.44

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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.