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Finding the Fourth Proportional to 364,662.36, 503,259.30 and 203,548.80

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Solution

The fourth proportional to 364,662.36, 503,259.30 and 203,548.80 is: 280,911.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,662.36 : 503,259.30 = 203,548.80 : x
  2. Step 2: Convert to fraction form
    364,662.36/503,259.30 = 203,548.80/x
  3. Step 3: Cross multiply
    364,662.36x = 503,259.30 × 203,548.80
  4. Step 4: Simplify right side
    364,662.36x = 102,437,826,603.84
  5. Step 5: Solve for x
    x = 102,437,826,603.84/364,662.36
  6. Step 6: Final answer
    x = 280,911.43

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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.