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Finding the Fourth Proportional to 235,487.16, 353,227.60 and 57,995.64

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Solution

The fourth proportional to 235,487.16, 353,227.60 and 57,995.64 is: 86,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,487.16 : 353,227.60 = 57,995.64 : x
  2. Step 2: Convert to fraction form
    235,487.16/353,227.60 = 57,995.64/x
  3. Step 3: Cross multiply
    235,487.16x = 353,227.60 × 57,995.64
  4. Step 4: Simplify right side
    235,487.16x = 20,485,660,727.66
  5. Step 5: Solve for x
    x = 20,485,660,727.66/235,487.16
  6. Step 6: Final answer
    x = 86,992.69

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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.