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Finding the Third Proportional to 665,041.50 and 1,031,868

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Solution

The third proportional to 665,041.50 and 1,031,868 is: 1,601,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,041.50 : 1,031,868 = 1,031,868 : x
  2. Step 2: Convert to fraction form
    665,041.50/1,031,868 = 1,031,868/x
  3. Step 3: Cross multiply
    665,041.50x = 1,031,868 × 1,031,868
  4. Step 4: Simplify right side
    665,041.50x = 1,064,751,569,424
  5. Step 5: Solve for x
    x = 1,064,751,569,424/665,041.50
  6. Step 6: Final answer
    x = 1,601,030.27

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.