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Finding the Fourth Proportional to 444,601.08, 666,699.90 and 191,762.08

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Solution

The fourth proportional to 444,601.08, 666,699.90 and 191,762.08 is: 287,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,601.08 : 666,699.90 = 191,762.08 : x
  2. Step 2: Convert to fraction form
    444,601.08/666,699.90 = 191,762.08/x
  3. Step 3: Cross multiply
    444,601.08x = 666,699.90 × 191,762.08
  4. Step 4: Simplify right side
    444,601.08x = 127,847,759,559.79
  5. Step 5: Solve for x
    x = 127,847,759,559.79/444,601.08
  6. Step 6: Final answer
    x = 287,556.12

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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.