Home / 799,716.33-1,102,893.93-663,534.63

Finding the Fourth Proportional to 799,716.33, 1,102,893.93 and 663,534.63

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Solution

The fourth proportional to 799,716.33, 1,102,893.93 and 663,534.63 is: 915,084.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,716.33 : 1,102,893.93 = 663,534.63 : x
  2. Step 2: Convert to fraction form
    799,716.33/1,102,893.93 = 663,534.63/x
  3. Step 3: Cross multiply
    799,716.33x = 1,102,893.93 × 663,534.63
  4. Step 4: Simplify right side
    799,716.33x = 731,808,315,771.80
  5. Step 5: Solve for x
    x = 731,808,315,771.80/799,716.33
  6. Step 6: Final answer
    x = 915,084.87

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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.