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Finding the Third Proportional to 325,681.17 and 717,621.19

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Solution

The third proportional to 325,681.17 and 717,621.19 is: 1,581,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,681.17 : 717,621.19 = 717,621.19 : x
  2. Step 2: Convert to fraction form
    325,681.17/717,621.19 = 717,621.19/x
  3. Step 3: Cross multiply
    325,681.17x = 717,621.19 × 717,621.19
  4. Step 4: Simplify right side
    325,681.17x = 514,980,168,748.91
  5. Step 5: Solve for x
    x = 514,980,168,748.91/325,681.17
  6. Step 6: Final answer
    x = 1,581,240.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.