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Finding the Fourth Proportional to 262,184, 393,277.44 and 65,192

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Solution

The fourth proportional to 262,184, 393,277.44 and 65,192 is: 97,788.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,184 : 393,277.44 = 65,192 : x
  2. Step 2: Convert to fraction form
    262,184/393,277.44 = 65,192/x
  3. Step 3: Cross multiply
    262,184x = 393,277.44 × 65,192
  4. Step 4: Simplify right side
    262,184x = 25,638,542,868.48
  5. Step 5: Solve for x
    x = 25,638,542,868.48/262,184
  6. Step 6: Final answer
    x = 97,788.36

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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.