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Finding the Fourth Proportional to 198,598.86, 273,843.93 and 186,001.74

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Solution

The fourth proportional to 198,598.86, 273,843.93 and 186,001.74 is: 256,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,598.86 : 273,843.93 = 186,001.74 : x
  2. Step 2: Convert to fraction form
    198,598.86/273,843.93 = 186,001.74/x
  3. Step 3: Cross multiply
    198,598.86x = 273,843.93 × 186,001.74
  4. Step 4: Simplify right side
    198,598.86x = 50,935,447,468.44
  5. Step 5: Solve for x
    x = 50,935,447,468.44/198,598.86
  6. Step 6: Final answer
    x = 256,474.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.