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Finding the Third Proportional to 346,666.50 and 745,071.75

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Solution

The third proportional to 346,666.50 and 745,071.75 is: 1,601,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,666.50 : 745,071.75 = 745,071.75 : x
  2. Step 2: Convert to fraction form
    346,666.50/745,071.75 = 745,071.75/x
  3. Step 3: Cross multiply
    346,666.50x = 745,071.75 × 745,071.75
  4. Step 4: Simplify right side
    346,666.50x = 555,131,912,648.06
  5. Step 5: Solve for x
    x = 555,131,912,648.06/346,666.50
  6. Step 6: Final answer
    x = 1,601,342.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.