Home / 764,114.20-1,146,171.30-706,377.40

Finding the Fourth Proportional to 764,114.20, 1,146,171.30 and 706,377.40

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Solution

The fourth proportional to 764,114.20, 1,146,171.30 and 706,377.40 is: 1,059,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,114.20 : 1,146,171.30 = 706,377.40 : x
  2. Step 2: Convert to fraction form
    764,114.20/1,146,171.30 = 706,377.40/x
  3. Step 3: Cross multiply
    764,114.20x = 1,146,171.30 × 706,377.40
  4. Step 4: Simplify right side
    764,114.20x = 809,629,502,848.62
  5. Step 5: Solve for x
    x = 809,629,502,848.62/764,114.20
  6. Step 6: Final answer
    x = 1,059,566.10

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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.