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Finding the Fourth Proportional to 244,003.20, 366,004.80 and 77,791.20

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Solution

The fourth proportional to 244,003.20, 366,004.80 and 77,791.20 is: 116,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,003.20 : 366,004.80 = 77,791.20 : x
  2. Step 2: Convert to fraction form
    244,003.20/366,004.80 = 77,791.20/x
  3. Step 3: Cross multiply
    244,003.20x = 366,004.80 × 77,791.20
  4. Step 4: Simplify right side
    244,003.20x = 28,471,952,597.76
  5. Step 5: Solve for x
    x = 28,471,952,597.76/244,003.20
  6. Step 6: Final answer
    x = 116,686.80

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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.