Home / 497,736.90-746,714.70-160,720.20

Finding the Fourth Proportional to 497,736.90, 746,714.70 and 160,720.20

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Solution

The fourth proportional to 497,736.90, 746,714.70 and 160,720.20 is: 241,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,736.90 : 746,714.70 = 160,720.20 : x
  2. Step 2: Convert to fraction form
    497,736.90/746,714.70 = 160,720.20/x
  3. Step 3: Cross multiply
    497,736.90x = 746,714.70 × 160,720.20
  4. Step 4: Simplify right side
    497,736.90x = 120,012,135,926.94
  5. Step 5: Solve for x
    x = 120,012,135,926.94/497,736.90
  6. Step 6: Final answer
    x = 241,115.61

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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.