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Finding the Fourth Proportional to 235,506.38, 353,260.60 and 75,606.60

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Solution

The fourth proportional to 235,506.38, 353,260.60 and 75,606.60 is: 113,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,506.38 : 353,260.60 = 75,606.60 : x
  2. Step 2: Convert to fraction form
    235,506.38/353,260.60 = 75,606.60/x
  3. Step 3: Cross multiply
    235,506.38x = 353,260.60 × 75,606.60
  4. Step 4: Simplify right side
    235,506.38x = 26,708,832,690.94
  5. Step 5: Solve for x
    x = 26,708,832,690.94/235,506.38
  6. Step 6: Final answer
    x = 113,410.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.