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Finding the Fourth Proportional to 337,018.29, 505,499.76 and 100,360.97

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Solution

The fourth proportional to 337,018.29, 505,499.76 and 100,360.97 is: 150,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,018.29 : 505,499.76 = 100,360.97 : x
  2. Step 2: Convert to fraction form
    337,018.29/505,499.76 = 100,360.97/x
  3. Step 3: Cross multiply
    337,018.29x = 505,499.76 × 100,360.97
  4. Step 4: Simplify right side
    337,018.29x = 50,732,448,742.19
  5. Step 5: Solve for x
    x = 50,732,448,742.19/337,018.29
  6. Step 6: Final answer
    x = 150,533.22

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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.