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Finding the Fourth Proportional to 481,852.60, 664,955.94 and 267,006.58

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Solution

The fourth proportional to 481,852.60, 664,955.94 and 267,006.58 is: 368,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,852.60 : 664,955.94 = 267,006.58 : x
  2. Step 2: Convert to fraction form
    481,852.60/664,955.94 = 267,006.58/x
  3. Step 3: Cross multiply
    481,852.60x = 664,955.94 × 267,006.58
  4. Step 4: Simplify right side
    481,852.60x = 177,547,611,390.09
  5. Step 5: Solve for x
    x = 177,547,611,390.09/481,852.60
  6. Step 6: Final answer
    x = 368,468.72

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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.