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Finding the Fourth Proportional to 466,095.60, 643,132.44 and 262,093.68

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Solution

The fourth proportional to 466,095.60, 643,132.44 and 262,093.68 is: 361,644.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,095.60 : 643,132.44 = 262,093.68 : x
  2. Step 2: Convert to fraction form
    466,095.60/643,132.44 = 262,093.68/x
  3. Step 3: Cross multiply
    466,095.60x = 643,132.44 × 262,093.68
  4. Step 4: Simplify right side
    466,095.60x = 168,560,947,926.98
  5. Step 5: Solve for x
    x = 168,560,947,926.98/466,095.60
  6. Step 6: Final answer
    x = 361,644.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.