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Finding the Fourth Proportional to 180,998.01, 271,053.93 and 127,558.65

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Solution

The fourth proportional to 180,998.01, 271,053.93 and 127,558.65 is: 191,025.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,998.01 : 271,053.93 = 127,558.65 : x
  2. Step 2: Convert to fraction form
    180,998.01/271,053.93 = 127,558.65/x
  3. Step 3: Cross multiply
    180,998.01x = 271,053.93 × 127,558.65
  4. Step 4: Simplify right side
    180,998.01x = 34,575,273,387.99
  5. Step 5: Solve for x
    x = 34,575,273,387.99/180,998.01
  6. Step 6: Final answer
    x = 191,025.71

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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.