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Finding the Third Proportional to 758,407.50 and 1,621,791

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Solution

The third proportional to 758,407.50 and 1,621,791 is: 3,468,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,407.50 : 1,621,791 = 1,621,791 : x
  2. Step 2: Convert to fraction form
    758,407.50/1,621,791 = 1,621,791/x
  3. Step 3: Cross multiply
    758,407.50x = 1,621,791 × 1,621,791
  4. Step 4: Simplify right side
    758,407.50x = 2,630,206,047,681
  5. Step 5: Solve for x
    x = 2,630,206,047,681/758,407.50
  6. Step 6: Final answer
    x = 3,468,064.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.