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Finding the Fourth Proportional to 536,093.02, 739,809.08 and 294,391.18

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Solution

The fourth proportional to 536,093.02, 739,809.08 and 294,391.18 is: 406,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,093.02 : 739,809.08 = 294,391.18 : x
  2. Step 2: Convert to fraction form
    536,093.02/739,809.08 = 294,391.18/x
  3. Step 3: Cross multiply
    536,093.02x = 739,809.08 × 294,391.18
  4. Step 4: Simplify right side
    536,093.02x = 217,793,268,035.91
  5. Step 5: Solve for x
    x = 217,793,268,035.91/536,093.02
  6. Step 6: Final answer
    x = 406,260.22

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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.