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Finding the Fourth Proportional to 174,714.80, 262,072.20 and 161,884.40

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Solution

The fourth proportional to 174,714.80, 262,072.20 and 161,884.40 is: 242,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,714.80 : 262,072.20 = 161,884.40 : x
  2. Step 2: Convert to fraction form
    174,714.80/262,072.20 = 161,884.40/x
  3. Step 3: Cross multiply
    174,714.80x = 262,072.20 × 161,884.40
  4. Step 4: Simplify right side
    174,714.80x = 42,425,400,853.68
  5. Step 5: Solve for x
    x = 42,425,400,853.68/174,714.80
  6. Step 6: Final answer
    x = 242,826.60

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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.