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Finding the Fourth Proportional to 370,236.99, 555,377.03 and 104,018.27

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Solution

The fourth proportional to 370,236.99, 555,377.03 and 104,018.27 is: 156,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,236.99 : 555,377.03 = 104,018.27 : x
  2. Step 2: Convert to fraction form
    370,236.99/555,377.03 = 104,018.27/x
  3. Step 3: Cross multiply
    370,236.99x = 555,377.03 × 104,018.27
  4. Step 4: Simplify right side
    370,236.99x = 57,769,354,561.36
  5. Step 5: Solve for x
    x = 57,769,354,561.36/370,236.99
  6. Step 6: Final answer
    x = 156,033.45

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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.