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Finding the Fourth Proportional to 364,387.92, 546,450.48 and 154,042.08

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Solution

The fourth proportional to 364,387.92, 546,450.48 and 154,042.08 is: 231,007.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,387.92 : 546,450.48 = 154,042.08 : x
  2. Step 2: Convert to fraction form
    364,387.92/546,450.48 = 154,042.08/x
  3. Step 3: Cross multiply
    364,387.92x = 546,450.48 × 154,042.08
  4. Step 4: Simplify right side
    364,387.92x = 84,176,368,556.20
  5. Step 5: Solve for x
    x = 84,176,368,556.20/364,387.92
  6. Step 6: Final answer
    x = 231,007.57

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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.