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Finding the Fourth Proportional to 444,133.95, 666,454.86 and 187,946.34

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Solution

The fourth proportional to 444,133.95, 666,454.86 and 187,946.34 is: 282,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,133.95 : 666,454.86 = 187,946.34 : x
  2. Step 2: Convert to fraction form
    444,133.95/666,454.86 = 187,946.34/x
  3. Step 3: Cross multiply
    444,133.95x = 666,454.86 × 187,946.34
  4. Step 4: Simplify right side
    444,133.95x = 125,257,749,213.01
  5. Step 5: Solve for x
    x = 125,257,749,213.01/444,133.95
  6. Step 6: Final answer
    x = 282,026.97

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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.