Home / 729,110.70-1,093,666.05-462,005.10

Finding the Fourth Proportional to 729,110.70, 1,093,666.05 and 462,005.10

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Solution

The fourth proportional to 729,110.70, 1,093,666.05 and 462,005.10 is: 693,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,110.70 : 1,093,666.05 = 462,005.10 : x
  2. Step 2: Convert to fraction form
    729,110.70/1,093,666.05 = 462,005.10/x
  3. Step 3: Cross multiply
    729,110.70x = 1,093,666.05 × 462,005.10
  4. Step 4: Simplify right side
    729,110.70x = 505,279,292,796.86
  5. Step 5: Solve for x
    x = 505,279,292,796.86/729,110.70
  6. Step 6: Final answer
    x = 693,007.65

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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.