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Finding the Fourth Proportional to 364,504.30, 503,013.95 and 203,359.01

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Solution

The fourth proportional to 364,504.30, 503,013.95 and 203,359.01 is: 280,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,504.30 : 503,013.95 = 203,359.01 : x
  2. Step 2: Convert to fraction form
    364,504.30/503,013.95 = 203,359.01/x
  3. Step 3: Cross multiply
    364,504.30x = 503,013.95 × 203,359.01
  4. Step 4: Simplify right side
    364,504.30x = 102,292,416,118.92
  5. Step 5: Solve for x
    x = 102,292,416,118.92/364,504.30
  6. Step 6: Final answer
    x = 280,634.32

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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.