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Finding the Third Proportional to 264,328.13 and 397,078.50

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Solution

The third proportional to 264,328.13 and 397,078.50 is: 596,498.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,328.13 : 397,078.50 = 397,078.50 : x
  2. Step 2: Convert to fraction form
    264,328.13/397,078.50 = 397,078.50/x
  3. Step 3: Cross multiply
    264,328.13x = 397,078.50 × 397,078.50
  4. Step 4: Simplify right side
    264,328.13x = 157,671,335,162.25
  5. Step 5: Solve for x
    x = 157,671,335,162.25/264,328.13
  6. Step 6: Final answer
    x = 596,498.52

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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.