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Finding the Fourth Proportional to 263,585.60, 395,301.60 and 95,086.40

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Solution

The fourth proportional to 263,585.60, 395,301.60 and 95,086.40 is: 142,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,585.60 : 395,301.60 = 95,086.40 : x
  2. Step 2: Convert to fraction form
    263,585.60/395,301.60 = 95,086.40/x
  3. Step 3: Cross multiply
    263,585.60x = 395,301.60 × 95,086.40
  4. Step 4: Simplify right side
    263,585.60x = 37,587,806,058.24
  5. Step 5: Solve for x
    x = 37,587,806,058.24/263,585.60
  6. Step 6: Final answer
    x = 142,601.90

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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.