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Finding the Fourth Proportional to 274,400.95, 411,601.43 and 180,884.83

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Solution

The fourth proportional to 274,400.95, 411,601.43 and 180,884.83 is: 271,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,400.95 : 411,601.43 = 180,884.83 : x
  2. Step 2: Convert to fraction form
    274,400.95/411,601.43 = 180,884.83/x
  3. Step 3: Cross multiply
    274,400.95x = 411,601.43 × 180,884.83
  4. Step 4: Simplify right side
    274,400.95x = 74,452,454,693.31
  5. Step 5: Solve for x
    x = 74,452,454,693.31/274,400.95
  6. Step 6: Final answer
    x = 271,327.25

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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.