Home / 694,415.76-1,034,034.99-668,877.24

Finding the Fourth Proportional to 694,415.76, 1,034,034.99 and 668,877.24

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Solution

The fourth proportional to 694,415.76, 1,034,034.99 and 668,877.24 is: 996,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,415.76 : 1,034,034.99 = 668,877.24 : x
  2. Step 2: Convert to fraction form
    694,415.76/1,034,034.99 = 668,877.24/x
  3. Step 3: Cross multiply
    694,415.76x = 1,034,034.99 × 668,877.24
  4. Step 4: Simplify right side
    694,415.76x = 691,642,470,174.63
  5. Step 5: Solve for x
    x = 691,642,470,174.63/694,415.76
  6. Step 6: Final answer
    x = 996,006.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.