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Finding the Fourth Proportional to 622,195.95, 933,656.15 and 262,344.24

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Solution

The fourth proportional to 622,195.95, 933,656.15 and 262,344.24 is: 393,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,195.95 : 933,656.15 = 262,344.24 : x
  2. Step 2: Convert to fraction form
    622,195.95/933,656.15 = 262,344.24/x
  3. Step 3: Cross multiply
    622,195.95x = 933,656.15 × 262,344.24
  4. Step 4: Simplify right side
    622,195.95x = 244,939,311,781.36
  5. Step 5: Solve for x
    x = 244,939,311,781.36/622,195.95
  6. Step 6: Final answer
    x = 393,669.09

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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.