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Finding the Third Proportional to 1,587,613.50 and 3,479,190

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Solution

The third proportional to 1,587,613.50 and 3,479,190 is: 7,624,502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,613.50 : 3,479,190 = 3,479,190 : x
  2. Step 2: Convert to fraction form
    1,587,613.50/3,479,190 = 3,479,190/x
  3. Step 3: Cross multiply
    1,587,613.50x = 3,479,190 × 3,479,190
  4. Step 4: Simplify right side
    1,587,613.50x = 12,104,763,056,100
  5. Step 5: Solve for x
    x = 12,104,763,056,100/1,587,613.50
  6. Step 6: Final answer
    x = 7,624,502.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.