Home / 424,321.45-585,562.77-243,092.05

Finding the Fourth Proportional to 424,321.45, 585,562.77 and 243,092.05

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Solution

The fourth proportional to 424,321.45, 585,562.77 and 243,092.05 is: 335,466.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,321.45 : 585,562.77 = 243,092.05 : x
  2. Step 2: Convert to fraction form
    424,321.45/585,562.77 = 243,092.05/x
  3. Step 3: Cross multiply
    424,321.45x = 585,562.77 × 243,092.05
  4. Step 4: Simplify right side
    424,321.45x = 142,345,654,162.98
  5. Step 5: Solve for x
    x = 142,345,654,162.98/424,321.45
  6. Step 6: Final answer
    x = 335,466.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.