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Finding the Fourth Proportional to 235,179.64, 324,542.46 and 127,747.27

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Solution

The fourth proportional to 235,179.64, 324,542.46 and 127,747.27 is: 176,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,179.64 : 324,542.46 = 127,747.27 : x
  2. Step 2: Convert to fraction form
    235,179.64/324,542.46 = 127,747.27/x
  3. Step 3: Cross multiply
    235,179.64x = 324,542.46 × 127,747.27
  4. Step 4: Simplify right side
    235,179.64x = 41,459,413,264.08
  5. Step 5: Solve for x
    x = 41,459,413,264.08/235,179.64
  6. Step 6: Final answer
    x = 176,288.28

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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.