Home / 337,577.40-505,977.30-137,766.60

Finding the Fourth Proportional to 337,577.40, 505,977.30 and 137,766.60

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Solution

The fourth proportional to 337,577.40, 505,977.30 and 137,766.60 is: 206,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,577.40 : 505,977.30 = 137,766.60 : x
  2. Step 2: Convert to fraction form
    337,577.40/505,977.30 = 137,766.60/x
  3. Step 3: Cross multiply
    337,577.40x = 505,977.30 × 137,766.60
  4. Step 4: Simplify right side
    337,577.40x = 69,706,772,298.18
  5. Step 5: Solve for x
    x = 69,706,772,298.18/337,577.40
  6. Step 6: Final answer
    x = 206,491.23

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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.