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Finding the Fourth Proportional to 362,524.41, 543,655.40 and 172,977.12

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Solution

The fourth proportional to 362,524.41, 543,655.40 and 172,977.12 is: 259,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,524.41 : 543,655.40 = 172,977.12 : x
  2. Step 2: Convert to fraction form
    362,524.41/543,655.40 = 172,977.12/x
  3. Step 3: Cross multiply
    362,524.41x = 543,655.40 × 172,977.12
  4. Step 4: Simplify right side
    362,524.41x = 94,039,944,499.56
  5. Step 5: Solve for x
    x = 94,039,944,499.56/362,524.41
  6. Step 6: Final answer
    x = 259,403.07

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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.