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Finding the Fourth Proportional to 364,375.73, 546,543.90 and 111,656.96

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Solution

The fourth proportional to 364,375.73, 546,543.90 and 111,656.96 is: 167,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,375.73 : 546,543.90 = 111,656.96 : x
  2. Step 2: Convert to fraction form
    364,375.73/546,543.90 = 111,656.96/x
  3. Step 3: Cross multiply
    364,375.73x = 546,543.90 × 111,656.96
  4. Step 4: Simplify right side
    364,375.73x = 61,025,427,647.82
  5. Step 5: Solve for x
    x = 61,025,427,647.82/364,375.73
  6. Step 6: Final answer
    x = 167,479.40

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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.