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Finding the Fourth Proportional to 181,512.80, 271,750.80 and 176,328.80

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Solution

The fourth proportional to 181,512.80, 271,750.80 and 176,328.80 is: 263,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,512.80 : 271,750.80 = 176,328.80 : x
  2. Step 2: Convert to fraction form
    181,512.80/271,750.80 = 176,328.80/x
  3. Step 3: Cross multiply
    181,512.80x = 271,750.80 × 176,328.80
  4. Step 4: Simplify right side
    181,512.80x = 47,917,492,463.04
  5. Step 5: Solve for x
    x = 47,917,492,463.04/181,512.80
  6. Step 6: Final answer
    x = 263,989.61

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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.