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Finding the Third Proportional to 616,616 and 1,344,990.50

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Solution

The third proportional to 616,616 and 1,344,990.50 is: 2,933,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,616 : 1,344,990.50 = 1,344,990.50 : x
  2. Step 2: Convert to fraction form
    616,616/1,344,990.50 = 1,344,990.50/x
  3. Step 3: Cross multiply
    616,616x = 1,344,990.50 × 1,344,990.50
  4. Step 4: Simplify right side
    616,616x = 1,808,999,445,090.25
  5. Step 5: Solve for x
    x = 1,808,999,445,090.25/616,616
  6. Step 6: Final answer
    x = 2,933,753.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.