Home / 883,115.10-1,324,672.65-528,821.10

Finding the Fourth Proportional to 883,115.10, 1,324,672.65 and 528,821.10

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Solution

The fourth proportional to 883,115.10, 1,324,672.65 and 528,821.10 is: 793,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,115.10 : 1,324,672.65 = 528,821.10 : x
  2. Step 2: Convert to fraction form
    883,115.10/1,324,672.65 = 528,821.10/x
  3. Step 3: Cross multiply
    883,115.10x = 1,324,672.65 × 528,821.10
  4. Step 4: Simplify right side
    883,115.10x = 700,514,847,912.92
  5. Step 5: Solve for x
    x = 700,514,847,912.92/883,115.10
  6. Step 6: Final answer
    x = 793,231.65

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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.