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Finding the Fourth Proportional to 590,181.76, 814,513.90 and 360,873.44

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Solution

The fourth proportional to 590,181.76, 814,513.90 and 360,873.44 is: 498,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,181.76 : 814,513.90 = 360,873.44 : x
  2. Step 2: Convert to fraction form
    590,181.76/814,513.90 = 360,873.44/x
  3. Step 3: Cross multiply
    590,181.76x = 814,513.90 × 360,873.44
  4. Step 4: Simplify right side
    590,181.76x = 293,936,433,020.82
  5. Step 5: Solve for x
    x = 293,936,433,020.82/590,181.76
  6. Step 6: Final answer
    x = 498,043.91

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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.