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Finding the Fourth Proportional to 217,271.92, 325,917.60 and 59,496.88

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Solution

The fourth proportional to 217,271.92, 325,917.60 and 59,496.88 is: 89,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,271.92 : 325,917.60 = 59,496.88 : x
  2. Step 2: Convert to fraction form
    217,271.92/325,917.60 = 59,496.88/x
  3. Step 3: Cross multiply
    217,271.92x = 325,917.60 × 59,496.88
  4. Step 4: Simplify right side
    217,271.92x = 19,391,080,337.09
  5. Step 5: Solve for x
    x = 19,391,080,337.09/217,271.92
  6. Step 6: Final answer
    x = 89,247.98

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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.