Home / 969,742.64-1,455,236.04-470,834.48

Finding the Fourth Proportional to 969,742.64, 1,455,236.04 and 470,834.48

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Solution

The fourth proportional to 969,742.64, 1,455,236.04 and 470,834.48 is: 706,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,742.64 : 1,455,236.04 = 470,834.48 : x
  2. Step 2: Convert to fraction form
    969,742.64/1,455,236.04 = 470,834.48/x
  3. Step 3: Cross multiply
    969,742.64x = 1,455,236.04 × 470,834.48
  4. Step 4: Simplify right side
    969,742.64x = 685,175,304,170.66
  5. Step 5: Solve for x
    x = 685,175,304,170.66/969,742.64
  6. Step 6: Final answer
    x = 706,553.76

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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.