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Finding the Fourth Proportional to 235,841.23, 325,410.24 and 140,329.27

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Solution

The fourth proportional to 235,841.23, 325,410.24 and 140,329.27 is: 193,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,841.23 : 325,410.24 = 140,329.27 : x
  2. Step 2: Convert to fraction form
    235,841.23/325,410.24 = 140,329.27/x
  3. Step 3: Cross multiply
    235,841.23x = 325,410.24 × 140,329.27
  4. Step 4: Simplify right side
    235,841.23x = 45,664,581,429.72
  5. Step 5: Solve for x
    x = 45,664,581,429.72/235,841.23
  6. Step 6: Final answer
    x = 193,624.25

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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.