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Finding the Fourth Proportional to 505,768.77, 754,963.60 and 441,923.23

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Solution

The fourth proportional to 505,768.77, 754,963.60 and 441,923.23 is: 659,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,768.77 : 754,963.60 = 441,923.23 : x
  2. Step 2: Convert to fraction form
    505,768.77/754,963.60 = 441,923.23/x
  3. Step 3: Cross multiply
    505,768.77x = 754,963.60 × 441,923.23
  4. Step 4: Simplify right side
    505,768.77x = 333,635,952,644.43
  5. Step 5: Solve for x
    x = 333,635,952,644.43/505,768.77
  6. Step 6: Final answer
    x = 659,661.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.