Home / 783,799.74-1,173,705.39-516,750.03

Finding the Fourth Proportional to 783,799.74, 1,173,705.39 and 516,750.03

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Solution

The fourth proportional to 783,799.74, 1,173,705.39 and 516,750.03 is: 773,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,799.74 : 1,173,705.39 = 516,750.03 : x
  2. Step 2: Convert to fraction form
    783,799.74/1,173,705.39 = 516,750.03/x
  3. Step 3: Cross multiply
    783,799.74x = 1,173,705.39 × 516,750.03
  4. Step 4: Simplify right side
    783,799.74x = 606,512,295,493.66
  5. Step 5: Solve for x
    x = 606,512,295,493.66/783,799.74
  6. Step 6: Final answer
    x = 773,810.28

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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.