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Finding the Fourth Proportional to 5,504,890.77, 8,257,336.16 and 5,504,890.77

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Solution

The fourth proportional to 5,504,890.77, 8,257,336.16 and 5,504,890.77 is: 8,257,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504,890.77 : 8,257,336.16 = 5,504,890.77 : x
  2. Step 2: Convert to fraction form
    5,504,890.77/8,257,336.16 = 5,504,890.77/x
  3. Step 3: Cross multiply
    5,504,890.77x = 8,257,336.16 × 5,504,890.77
  4. Step 4: Simplify right side
    5,504,890.77x = 45,455,733,584,446.79
  5. Step 5: Solve for x
    x = 45,455,733,584,446.79/5,504,890.77
  6. Step 6: Final answer
    x = 8,257,336.16

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Double scale
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Similar ratio
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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.