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Finding the Fourth Proportional to 303,799.02, 455,302.17 and 219,841.98

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Solution

The fourth proportional to 303,799.02, 455,302.17 and 219,841.98 is: 329,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,799.02 : 455,302.17 = 219,841.98 : x
  2. Step 2: Convert to fraction form
    303,799.02/455,302.17 = 219,841.98/x
  3. Step 3: Cross multiply
    303,799.02x = 455,302.17 × 219,841.98
  4. Step 4: Simplify right side
    303,799.02x = 100,094,530,551.10
  5. Step 5: Solve for x
    x = 100,094,530,551.10/303,799.02
  6. Step 6: Final answer
    x = 329,476.15

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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.