Home / 627,528.20-941,090.06-206,703.88

Finding the Fourth Proportional to 627,528.20, 941,090.06 and 206,703.88

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Solution

The fourth proportional to 627,528.20, 941,090.06 and 206,703.88 is: 309,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,528.20 : 941,090.06 = 206,703.88 : x
  2. Step 2: Convert to fraction form
    627,528.20/941,090.06 = 206,703.88/x
  3. Step 3: Cross multiply
    627,528.20x = 941,090.06 × 206,703.88
  4. Step 4: Simplify right side
    627,528.20x = 194,526,966,831.43
  5. Step 5: Solve for x
    x = 194,526,966,831.43/627,528.20
  6. Step 6: Final answer
    x = 309,989.20

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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.