Home / 627,700.80-941,551.20-206,875.20

Finding the Fourth Proportional to 627,700.80, 941,551.20 and 206,875.20

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Solution

The fourth proportional to 627,700.80, 941,551.20 and 206,875.20 is: 310,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,700.80 : 941,551.20 = 206,875.20 : x
  2. Step 2: Convert to fraction form
    627,700.80/941,551.20 = 206,875.20/x
  3. Step 3: Cross multiply
    627,700.80x = 941,551.20 × 206,875.20
  4. Step 4: Simplify right side
    627,700.80x = 194,783,592,810.24
  5. Step 5: Solve for x
    x = 194,783,592,810.24/627,700.80
  6. Step 6: Final answer
    x = 310,312.80

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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.