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Finding the Fourth Proportional to 503,252.68, 755,345.58 and 254,109.64

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Solution

The fourth proportional to 503,252.68, 755,345.58 and 254,109.64 is: 381,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,252.68 : 755,345.58 = 254,109.64 : x
  2. Step 2: Convert to fraction form
    503,252.68/755,345.58 = 254,109.64/x
  3. Step 3: Cross multiply
    503,252.68x = 755,345.58 × 254,109.64
  4. Step 4: Simplify right side
    503,252.68x = 191,940,593,409.39
  5. Step 5: Solve for x
    x = 191,940,593,409.39/503,252.68
  6. Step 6: Final answer
    x = 381,400.04

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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.