Home / 739,567.62-1,109,517.48-234,158.76

Finding the Fourth Proportional to 739,567.62, 1,109,517.48 and 234,158.76

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Solution

The fourth proportional to 739,567.62, 1,109,517.48 and 234,158.76 is: 351,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,567.62 : 1,109,517.48 = 234,158.76 : x
  2. Step 2: Convert to fraction form
    739,567.62/1,109,517.48 = 234,158.76/x
  3. Step 3: Cross multiply
    739,567.62x = 1,109,517.48 × 234,158.76
  4. Step 4: Simplify right side
    739,567.62x = 259,803,237,315.13
  5. Step 5: Solve for x
    x = 259,803,237,315.13/739,567.62
  6. Step 6: Final answer
    x = 351,290.71

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1.5x scale

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.