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Finding the Fourth Proportional to 262,651.14, 393,410.80 and 177,946.58

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Solution

The fourth proportional to 262,651.14, 393,410.80 and 177,946.58 is: 266,536.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,651.14 : 393,410.80 = 177,946.58 : x
  2. Step 2: Convert to fraction form
    262,651.14/393,410.80 = 177,946.58/x
  3. Step 3: Cross multiply
    262,651.14x = 393,410.80 × 177,946.58
  4. Step 4: Simplify right side
    262,651.14x = 70,006,106,395.06
  5. Step 5: Solve for x
    x = 70,006,106,395.06/262,651.14
  6. Step 6: Final answer
    x = 266,536.47

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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.