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Finding the Fourth Proportional to 240,197.87, 331,485.99 and 132,777.89

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Solution

The fourth proportional to 240,197.87, 331,485.99 and 132,777.89 is: 183,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,197.87 : 331,485.99 = 132,777.89 : x
  2. Step 2: Convert to fraction form
    240,197.87/331,485.99 = 132,777.89/x
  3. Step 3: Cross multiply
    240,197.87x = 331,485.99 × 132,777.89
  4. Step 4: Simplify right side
    240,197.87x = 44,014,010,316.76
  5. Step 5: Solve for x
    x = 44,014,010,316.76/240,197.87
  6. Step 6: Final answer
    x = 183,240.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.