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Finding the Fourth Proportional to 444,134.32, 666,455.42 and 187,946.71

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Solution

The fourth proportional to 444,134.32, 666,455.42 and 187,946.71 is: 282,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,134.32 : 666,455.42 = 187,946.71 : x
  2. Step 2: Convert to fraction form
    444,134.32/666,455.42 = 187,946.71/x
  3. Step 3: Cross multiply
    444,134.32x = 666,455.42 × 187,946.71
  4. Step 4: Simplify right side
    444,134.32x = 125,258,103,550.67
  5. Step 5: Solve for x
    x = 125,258,103,550.67/444,134.32
  6. Step 6: Final answer
    x = 282,027.53

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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.