Home / 714,179.62-1,071,338.58-208,729.24

Finding the Fourth Proportional to 714,179.62, 1,071,338.58 and 208,729.24

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Solution

The fourth proportional to 714,179.62, 1,071,338.58 and 208,729.24 is: 313,114.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,179.62 : 1,071,338.58 = 208,729.24 : x
  2. Step 2: Convert to fraction form
    714,179.62/1,071,338.58 = 208,729.24/x
  3. Step 3: Cross multiply
    714,179.62x = 1,071,338.58 × 208,729.24
  4. Step 4: Simplify right side
    714,179.62x = 223,619,687,586.08
  5. Step 5: Solve for x
    x = 223,619,687,586.08/714,179.62
  6. Step 6: Final answer
    x = 313,114.07

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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.