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Finding the Fourth Proportional to 367,559.55, 551,415.86 and 114,829.83

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Solution

The fourth proportional to 367,559.55, 551,415.86 and 114,829.83 is: 172,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,559.55 : 551,415.86 = 114,829.83 : x
  2. Step 2: Convert to fraction form
    367,559.55/551,415.86 = 114,829.83/x
  3. Step 3: Cross multiply
    367,559.55x = 551,415.86 × 114,829.83
  4. Step 4: Simplify right side
    367,559.55x = 63,318,988,888.95
  5. Step 5: Solve for x
    x = 63,318,988,888.95/367,559.55
  6. Step 6: Final answer
    x = 172,268.65

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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.