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Finding the Fourth Proportional to 549,110.36, 824,198.16 and 265,000.88

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Solution

The fourth proportional to 549,110.36, 824,198.16 and 265,000.88 is: 397,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,110.36 : 824,198.16 = 265,000.88 : x
  2. Step 2: Convert to fraction form
    549,110.36/824,198.16 = 265,000.88/x
  3. Step 3: Cross multiply
    549,110.36x = 824,198.16 × 265,000.88
  4. Step 4: Simplify right side
    549,110.36x = 218,413,237,694.38
  5. Step 5: Solve for x
    x = 218,413,237,694.38/549,110.36
  6. Step 6: Final answer
    x = 397,758.36

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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.