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Finding the Third Proportional to 352,430.50 and 529,427.50

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Solution

The third proportional to 352,430.50 and 529,427.50 is: 795,315.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,430.50 : 529,427.50 = 529,427.50 : x
  2. Step 2: Convert to fraction form
    352,430.50/529,427.50 = 529,427.50/x
  3. Step 3: Cross multiply
    352,430.50x = 529,427.50 × 529,427.50
  4. Step 4: Simplify right side
    352,430.50x = 280,293,477,756.25
  5. Step 5: Solve for x
    x = 280,293,477,756.25/352,430.50
  6. Step 6: Final answer
    x = 795,315.61

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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.