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Finding the Third Proportional to 472,758.75 and 707,467.50

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Solution

The third proportional to 472,758.75 and 707,467.50 is: 1,058,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,758.75 : 707,467.50 = 707,467.50 : x
  2. Step 2: Convert to fraction form
    472,758.75/707,467.50 = 707,467.50/x
  3. Step 3: Cross multiply
    472,758.75x = 707,467.50 × 707,467.50
  4. Step 4: Simplify right side
    472,758.75x = 500,510,263,556.25
  5. Step 5: Solve for x
    x = 500,510,263,556.25/472,758.75
  6. Step 6: Final answer
    x = 1,058,701.22

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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.