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Finding the Fourth Proportional to 193,838.24, 290,790.12 and 60,692.24

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Solution

The fourth proportional to 193,838.24, 290,790.12 and 60,692.24 is: 91,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,838.24 : 290,790.12 = 60,692.24 : x
  2. Step 2: Convert to fraction form
    193,838.24/290,790.12 = 60,692.24/x
  3. Step 3: Cross multiply
    193,838.24x = 290,790.12 × 60,692.24
  4. Step 4: Simplify right side
    193,838.24x = 17,648,703,752.67
  5. Step 5: Solve for x
    x = 17,648,703,752.67/193,838.24
  6. Step 6: Final answer
    x = 91,048.62

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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.