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Finding the Fourth Proportional to 364,667.88, 503,240.58 and 203,521.16

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Solution

The fourth proportional to 364,667.88, 503,240.58 and 203,521.16 is: 280,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,667.88 : 503,240.58 = 203,521.16 : x
  2. Step 2: Convert to fraction form
    364,667.88/503,240.58 = 203,521.16/x
  3. Step 3: Cross multiply
    364,667.88x = 503,240.58 × 203,521.16
  4. Step 4: Simplify right side
    364,667.88x = 102,420,106,600.67
  5. Step 5: Solve for x
    x = 102,420,106,600.67/364,667.88
  6. Step 6: Final answer
    x = 280,858.59

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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.