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Finding the Third Proportional to 350,779.50 and 513,045

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Solution

The third proportional to 350,779.50 and 513,045 is: 750,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,779.50 : 513,045 = 513,045 : x
  2. Step 2: Convert to fraction form
    350,779.50/513,045 = 513,045/x
  3. Step 3: Cross multiply
    350,779.50x = 513,045 × 513,045
  4. Step 4: Simplify right side
    350,779.50x = 263,215,172,025
  5. Step 5: Solve for x
    x = 263,215,172,025/350,779.50
  6. Step 6: Final answer
    x = 750,372.16

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.