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Finding the Fourth Proportional to 242,324.10, 363,538.44 and 73,840.05

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Solution

The fourth proportional to 242,324.10, 363,538.44 and 73,840.05 is: 110,776.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,324.10 : 363,538.44 = 73,840.05 : x
  2. Step 2: Convert to fraction form
    242,324.10/363,538.44 = 73,840.05/x
  3. Step 3: Cross multiply
    242,324.10x = 363,538.44 × 73,840.05
  4. Step 4: Simplify right side
    242,324.10x = 26,843,696,586.52
  5. Step 5: Solve for x
    x = 26,843,696,586.52/242,324.10
  6. Step 6: Final answer
    x = 110,776.01

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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.