Home / 693,823.06-1,040,883.00-207,543.30

Finding the Fourth Proportional to 693,823.06, 1,040,883.00 and 207,543.30

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Solution

The fourth proportional to 693,823.06, 1,040,883.00 and 207,543.30 is: 311,359.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,823.06 : 1,040,883.00 = 207,543.30 : x
  2. Step 2: Convert to fraction form
    693,823.06/1,040,883.00 = 207,543.30/x
  3. Step 3: Cross multiply
    693,823.06x = 1,040,883.00 × 207,543.30
  4. Step 4: Simplify right side
    693,823.06x = 216,028,291,121.86
  5. Step 5: Solve for x
    x = 216,028,291,121.86/693,823.06
  6. Step 6: Final answer
    x = 311,359.34

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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.