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Finding the Third Proportional to 159,779.25 and 349,627.50

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Solution

The third proportional to 159,779.25 and 349,627.50 is: 765,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,779.25 : 349,627.50 = 349,627.50 : x
  2. Step 2: Convert to fraction form
    159,779.25/349,627.50 = 349,627.50/x
  3. Step 3: Cross multiply
    159,779.25x = 349,627.50 × 349,627.50
  4. Step 4: Simplify right side
    159,779.25x = 122,239,388,756.25
  5. Step 5: Solve for x
    x = 122,239,388,756.25/159,779.25
  6. Step 6: Final answer
    x = 765,051.71

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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.