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Finding the Fourth Proportional to 235,607.52, 324,690.48 and 168,422.88

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Solution

The fourth proportional to 235,607.52, 324,690.48 and 168,422.88 is: 232,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,607.52 : 324,690.48 = 168,422.88 : x
  2. Step 2: Convert to fraction form
    235,607.52/324,690.48 = 168,422.88/x
  3. Step 3: Cross multiply
    235,607.52x = 324,690.48 × 168,422.88
  4. Step 4: Simplify right side
    235,607.52x = 54,685,305,750.18
  5. Step 5: Solve for x
    x = 54,685,305,750.18/235,607.52
  6. Step 6: Final answer
    x = 232,103.40

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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.