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Finding the Fourth Proportional to 235,260.56, 324,698.28 and 171,808.40

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Solution

The fourth proportional to 235,260.56, 324,698.28 and 171,808.40 is: 237,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,260.56 : 324,698.28 = 171,808.40 : x
  2. Step 2: Convert to fraction form
    235,260.56/324,698.28 = 171,808.40/x
  3. Step 3: Cross multiply
    235,260.56x = 324,698.28 × 171,808.40
  4. Step 4: Simplify right side
    235,260.56x = 55,785,891,969.55
  5. Step 5: Solve for x
    x = 55,785,891,969.55/235,260.56
  6. Step 6: Final answer
    x = 237,123.86

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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.