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Finding the Fourth Proportional to 362,525.78, 542,960.36 and 173,118.84

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Solution

The fourth proportional to 362,525.78, 542,960.36 and 173,118.84 is: 259,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,525.78 : 542,960.36 = 173,118.84 : x
  2. Step 2: Convert to fraction form
    362,525.78/542,960.36 = 173,118.84/x
  3. Step 3: Cross multiply
    362,525.78x = 542,960.36 × 173,118.84
  4. Step 4: Simplify right side
    362,525.78x = 93,996,667,689.18
  5. Step 5: Solve for x
    x = 93,996,667,689.18/362,525.78
  6. Step 6: Final answer
    x = 259,282.71

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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.