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Finding the Fourth Proportional to 183,782.20, 275,738.10 and 177,302.20

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Solution

The fourth proportional to 183,782.20, 275,738.10 and 177,302.20 is: 266,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,782.20 : 275,738.10 = 177,302.20 : x
  2. Step 2: Convert to fraction form
    183,782.20/275,738.10 = 177,302.20/x
  3. Step 3: Cross multiply
    183,782.20x = 275,738.10 × 177,302.20
  4. Step 4: Simplify right side
    183,782.20x = 48,888,971,753.82
  5. Step 5: Solve for x
    x = 48,888,971,753.82/183,782.20
  6. Step 6: Final answer
    x = 266,015.82

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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.