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Finding the Fourth Proportional to 262,852.80, 394,192.80 and 96,619.20

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Solution

The fourth proportional to 262,852.80, 394,192.80 and 96,619.20 is: 144,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,852.80 : 394,192.80 = 96,619.20 : x
  2. Step 2: Convert to fraction form
    262,852.80/394,192.80 = 96,619.20/x
  3. Step 3: Cross multiply
    262,852.80x = 394,192.80 × 96,619.20
  4. Step 4: Simplify right side
    262,852.80x = 38,086,592,981.76
  5. Step 5: Solve for x
    x = 38,086,592,981.76/262,852.80
  6. Step 6: Final answer
    x = 144,897.04

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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.