Home / 696,455.46-1,044,683.37-459,742.62

Finding the Fourth Proportional to 696,455.46, 1,044,683.37 and 459,742.62

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Solution

The fourth proportional to 696,455.46, 1,044,683.37 and 459,742.62 is: 689,614.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,455.46 : 1,044,683.37 = 459,742.62 : x
  2. Step 2: Convert to fraction form
    696,455.46/1,044,683.37 = 459,742.62/x
  3. Step 3: Cross multiply
    696,455.46x = 1,044,683.37 × 459,742.62
  4. Step 4: Simplify right side
    696,455.46x = 480,285,469,594.23
  5. Step 5: Solve for x
    x = 480,285,469,594.23/696,455.46
  6. Step 6: Final answer
    x = 689,614.05

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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.