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Finding the Fourth Proportional to 242,432.82, 363,704.31 and 73,968.21

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Solution

The fourth proportional to 242,432.82, 363,704.31 and 73,968.21 is: 110,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,432.82 : 363,704.31 = 73,968.21 : x
  2. Step 2: Convert to fraction form
    242,432.82/363,704.31 = 73,968.21/x
  3. Step 3: Cross multiply
    242,432.82x = 363,704.31 × 73,968.21
  4. Step 4: Simplify right side
    242,432.82x = 26,902,556,779.99
  5. Step 5: Solve for x
    x = 26,902,556,779.99/242,432.82
  6. Step 6: Final answer
    x = 110,969.12

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1.5x scale

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.