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Finding the Fourth Proportional to 294,087.80, 441,131.70 and 169,671.80

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Solution

The fourth proportional to 294,087.80, 441,131.70 and 169,671.80 is: 254,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,087.80 : 441,131.70 = 169,671.80 : x
  2. Step 2: Convert to fraction form
    294,087.80/441,131.70 = 169,671.80/x
  3. Step 3: Cross multiply
    294,087.80x = 441,131.70 × 169,671.80
  4. Step 4: Simplify right side
    294,087.80x = 74,847,609,576.06
  5. Step 5: Solve for x
    x = 74,847,609,576.06/294,087.80
  6. Step 6: Final answer
    x = 254,507.70

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1.5x scale

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.