Home / 622,007.10-933,010.65-408,195.90

Finding the Fourth Proportional to 622,007.10, 933,010.65 and 408,195.90

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Solution

The fourth proportional to 622,007.10, 933,010.65 and 408,195.90 is: 612,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,007.10 : 933,010.65 = 408,195.90 : x
  2. Step 2: Convert to fraction form
    622,007.10/933,010.65 = 408,195.90/x
  3. Step 3: Cross multiply
    622,007.10x = 933,010.65 × 408,195.90
  4. Step 4: Simplify right side
    622,007.10x = 380,851,121,986.34
  5. Step 5: Solve for x
    x = 380,851,121,986.34/622,007.10
  6. Step 6: Final answer
    x = 612,293.85

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Similar ratio
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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.