Home / 939,634.03-1,296,694.91-509,914.15

Finding the Fourth Proportional to 939,634.03, 1,296,694.91 and 509,914.15

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Solution

The fourth proportional to 939,634.03, 1,296,694.91 and 509,914.15 is: 703,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,634.03 : 1,296,694.91 = 509,914.15 : x
  2. Step 2: Convert to fraction form
    939,634.03/1,296,694.91 = 509,914.15/x
  3. Step 3: Cross multiply
    939,634.03x = 1,296,694.91 × 509,914.15
  4. Step 4: Simplify right side
    939,634.03x = 661,203,085,300.67
  5. Step 5: Solve for x
    x = 661,203,085,300.67/939,634.03
  6. Step 6: Final answer
    x = 703,681.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.