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Finding the Fourth Proportional to 344,200.74, 474,864.26 and 253,771.68

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Solution

The fourth proportional to 344,200.74, 474,864.26 and 253,771.68 is: 350,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,200.74 : 474,864.26 = 253,771.68 : x
  2. Step 2: Convert to fraction form
    344,200.74/474,864.26 = 253,771.68/x
  3. Step 3: Cross multiply
    344,200.74x = 474,864.26 × 253,771.68
  4. Step 4: Simplify right side
    344,200.74x = 120,507,101,032.16
  5. Step 5: Solve for x
    x = 120,507,101,032.16/344,200.74
  6. Step 6: Final answer
    x = 350,107.04

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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.