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Finding the Fourth Proportional to 264,584.80, 396,877.20 and 175,549.60

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Solution

The fourth proportional to 264,584.80, 396,877.20 and 175,549.60 is: 263,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,584.80 : 396,877.20 = 175,549.60 : x
  2. Step 2: Convert to fraction form
    264,584.80/396,877.20 = 175,549.60/x
  3. Step 3: Cross multiply
    264,584.80x = 396,877.20 × 175,549.60
  4. Step 4: Simplify right side
    264,584.80x = 69,671,633,709.12
  5. Step 5: Solve for x
    x = 69,671,633,709.12/264,584.80
  6. Step 6: Final answer
    x = 263,324.40

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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.