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Finding the Third Proportional to 343,406.25 and 525,355.88

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Solution

The third proportional to 343,406.25 and 525,355.88 is: 803,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,406.25 : 525,355.88 = 525,355.88 : x
  2. Step 2: Convert to fraction form
    343,406.25/525,355.88 = 525,355.88/x
  3. Step 3: Cross multiply
    343,406.25x = 525,355.88 × 525,355.88
  4. Step 4: Simplify right side
    343,406.25x = 275,998,795,397.02
  5. Step 5: Solve for x
    x = 275,998,795,397.02/343,406.25
  6. Step 6: Final answer
    x = 803,709.30

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.