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Finding the Fourth Proportional to 344,004.30, 516,006.45 and 166,857.30

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Solution

The fourth proportional to 344,004.30, 516,006.45 and 166,857.30 is: 250,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,004.30 : 516,006.45 = 166,857.30 : x
  2. Step 2: Convert to fraction form
    344,004.30/516,006.45 = 166,857.30/x
  3. Step 3: Cross multiply
    344,004.30x = 516,006.45 × 166,857.30
  4. Step 4: Simplify right side
    344,004.30x = 86,099,443,029.59
  5. Step 5: Solve for x
    x = 86,099,443,029.59/344,004.30
  6. Step 6: Final answer
    x = 250,285.95

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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.