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Finding the Fourth Proportional to 235,832.66, 325,432.63 and 133,860.20

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Solution

The fourth proportional to 235,832.66, 325,432.63 and 133,860.20 is: 184,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,832.66 : 325,432.63 = 133,860.20 : x
  2. Step 2: Convert to fraction form
    235,832.66/325,432.63 = 133,860.20/x
  3. Step 3: Cross multiply
    235,832.66x = 325,432.63 × 133,860.20
  4. Step 4: Simplify right side
    235,832.66x = 43,562,476,938.33
  5. Step 5: Solve for x
    x = 43,562,476,938.33/235,832.66
  6. Step 6: Final answer
    x = 184,717.74

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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.