Home / 793,603.20-1,188,655.20-688,627.20

Finding the Fourth Proportional to 793,603.20, 1,188,655.20 and 688,627.20

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Solution

The fourth proportional to 793,603.20, 1,188,655.20 and 688,627.20 is: 1,031,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,603.20 : 1,188,655.20 = 688,627.20 : x
  2. Step 2: Convert to fraction form
    793,603.20/1,188,655.20 = 688,627.20/x
  3. Step 3: Cross multiply
    793,603.20x = 1,188,655.20 × 688,627.20
  4. Step 4: Simplify right side
    793,603.20x = 818,540,302,141.44
  5. Step 5: Solve for x
    x = 818,540,302,141.44/793,603.20
  6. Step 6: Final answer
    x = 1,031,422.63

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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.