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Finding the Fourth Proportional to 364,718.06, 503,542.08 and 250,188.56

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Solution

The fourth proportional to 364,718.06, 503,542.08 and 250,188.56 is: 345,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,718.06 : 503,542.08 = 250,188.56 : x
  2. Step 2: Convert to fraction form
    364,718.06/503,542.08 = 250,188.56/x
  3. Step 3: Cross multiply
    364,718.06x = 503,542.08 × 250,188.56
  4. Step 4: Simplify right side
    364,718.06x = 125,980,467,894.61
  5. Step 5: Solve for x
    x = 125,980,467,894.61/364,718.06
  6. Step 6: Final answer
    x = 345,418.78

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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.