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Finding the Fourth Proportional to 545,662.06, 818,843.39 and 365,950.42

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Solution

The fourth proportional to 545,662.06, 818,843.39 and 365,950.42 is: 549,160.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,662.06 : 818,843.39 = 365,950.42 : x
  2. Step 2: Convert to fraction form
    545,662.06/818,843.39 = 365,950.42/x
  3. Step 3: Cross multiply
    545,662.06x = 818,843.39 × 365,950.42
  4. Step 4: Simplify right side
    545,662.06x = 299,656,081,646.29
  5. Step 5: Solve for x
    x = 299,656,081,646.29/545,662.06
  6. Step 6: Final answer
    x = 549,160.56

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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.