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Finding the Fourth Proportional to 181,628.40, 271,924.20 and 160,892.40

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Solution

The fourth proportional to 181,628.40, 271,924.20 and 160,892.40 is: 240,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,628.40 : 271,924.20 = 160,892.40 : x
  2. Step 2: Convert to fraction form
    181,628.40/271,924.20 = 160,892.40/x
  3. Step 3: Cross multiply
    181,628.40x = 271,924.20 × 160,892.40
  4. Step 4: Simplify right side
    181,628.40x = 43,750,537,156.08
  5. Step 5: Solve for x
    x = 43,750,537,156.08/181,628.40
  6. Step 6: Final answer
    x = 240,879.38

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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.