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Finding the Third Proportional to 230,431.50 and 470,011.69

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Solution

The third proportional to 230,431.50 and 470,011.69 is: 958,683.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,431.50 : 470,011.69 = 470,011.69 : x
  2. Step 2: Convert to fraction form
    230,431.50/470,011.69 = 470,011.69/x
  3. Step 3: Cross multiply
    230,431.50x = 470,011.69 × 470,011.69
  4. Step 4: Simplify right side
    230,431.50x = 220,910,986,386.60
  5. Step 5: Solve for x
    x = 220,910,986,386.60/230,431.50
  6. Step 6: Final answer
    x = 958,683.98

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.