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Finding the Fourth Proportional to 235,522.88, 324,939.12 and 133,533.44

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Solution

The fourth proportional to 235,522.88, 324,939.12 and 133,533.44 is: 184,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,522.88 : 324,939.12 = 133,533.44 : x
  2. Step 2: Convert to fraction form
    235,522.88/324,939.12 = 133,533.44/x
  3. Step 3: Cross multiply
    235,522.88x = 324,939.12 × 133,533.44
  4. Step 4: Simplify right side
    235,522.88x = 43,390,238,484.17
  5. Step 5: Solve for x
    x = 43,390,238,484.17/235,522.88
  6. Step 6: Final answer
    x = 184,229.40

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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.