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Finding the Fourth Proportional to 481,920.10, 665,053.59 and 267,063.73

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Solution

The fourth proportional to 481,920.10, 665,053.59 and 267,063.73 is: 368,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,920.10 : 665,053.59 = 267,063.73 : x
  2. Step 2: Convert to fraction form
    481,920.10/665,053.59 = 267,063.73/x
  3. Step 3: Cross multiply
    481,920.10x = 665,053.59 × 267,063.73
  4. Step 4: Simplify right side
    481,920.10x = 177,611,692,395.29
  5. Step 5: Solve for x
    x = 177,611,692,395.29/481,920.10
  6. Step 6: Final answer
    x = 368,550.08

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1.5x scale

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.