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Finding the Fourth Proportional to 550,215.01, 825,267.21 and 150,895.93

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Solution

The fourth proportional to 550,215.01, 825,267.21 and 150,895.93 is: 226,328.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,215.01 : 825,267.21 = 150,895.93 : x
  2. Step 2: Convert to fraction form
    550,215.01/825,267.21 = 150,895.93/x
  3. Step 3: Cross multiply
    550,215.01x = 825,267.21 × 150,895.93
  4. Step 4: Simplify right side
    550,215.01x = 124,529,463,151.46
  5. Step 5: Solve for x
    x = 124,529,463,151.46/550,215.01
  6. Step 6: Final answer
    x = 226,328.73

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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.