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Finding the Fourth Proportional to 363,806.08, 546,081.51 and 300,424.26

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Solution

The fourth proportional to 363,806.08, 546,081.51 and 300,424.26 is: 450,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,806.08 : 546,081.51 = 300,424.26 : x
  2. Step 2: Convert to fraction form
    363,806.08/546,081.51 = 300,424.26/x
  3. Step 3: Cross multiply
    363,806.08x = 546,081.51 × 300,424.26
  4. Step 4: Simplify right side
    363,806.08x = 164,056,133,644.12
  5. Step 5: Solve for x
    x = 164,056,133,644.12/363,806.08
  6. Step 6: Final answer
    x = 450,943.90

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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.