Home / 497,624.20-746,609.10-217,342.60

Finding the Fourth Proportional to 497,624.20, 746,609.10 and 217,342.60

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Solution

The fourth proportional to 497,624.20, 746,609.10 and 217,342.60 is: 326,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,624.20 : 746,609.10 = 217,342.60 : x
  2. Step 2: Convert to fraction form
    497,624.20/746,609.10 = 217,342.60/x
  3. Step 3: Cross multiply
    497,624.20x = 746,609.10 × 217,342.60
  4. Step 4: Simplify right side
    497,624.20x = 162,269,962,977.66
  5. Step 5: Solve for x
    x = 162,269,962,977.66/497,624.20
  6. Step 6: Final answer
    x = 326,089.37

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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.