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Finding the Fourth Proportional to 192,515.54, 288,814.48 and 57,590.19

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Solution

The fourth proportional to 192,515.54, 288,814.48 and 57,590.19 is: 86,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,515.54 : 288,814.48 = 57,590.19 : x
  2. Step 2: Convert to fraction form
    192,515.54/288,814.48 = 57,590.19/x
  3. Step 3: Cross multiply
    192,515.54x = 288,814.48 × 57,590.19
  4. Step 4: Simplify right side
    192,515.54x = 16,632,880,633.98
  5. Step 5: Solve for x
    x = 16,632,880,633.98/192,515.54
  6. Step 6: Final answer
    x = 86,397.60

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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.