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Finding the Fourth Proportional to 662,400.72, 993,748.50 and 241,676.46

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Solution

The fourth proportional to 662,400.72, 993,748.50 and 241,676.46 is: 362,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,400.72 : 993,748.50 = 241,676.46 : x
  2. Step 2: Convert to fraction form
    662,400.72/993,748.50 = 241,676.46/x
  3. Step 3: Cross multiply
    662,400.72x = 993,748.50 × 241,676.46
  4. Step 4: Simplify right side
    662,400.72x = 240,165,619,610.31
  5. Step 5: Solve for x
    x = 240,165,619,610.31/662,400.72
  6. Step 6: Final answer
    x = 362,568.48

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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.