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Finding the Third Proportional to 715,672.13 and 1,543,436.44

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Solution

The third proportional to 715,672.13 and 1,543,436.44 is: 3,328,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,672.13 : 1,543,436.44 = 1,543,436.44 : x
  2. Step 2: Convert to fraction form
    715,672.13/1,543,436.44 = 1,543,436.44/x
  3. Step 3: Cross multiply
    715,672.13x = 1,543,436.44 × 1,543,436.44
  4. Step 4: Simplify right side
    715,672.13x = 2,382,196,036,602.69
  5. Step 5: Solve for x
    x = 2,382,196,036,602.69/715,672.13
  6. Step 6: Final answer
    x = 3,328,613.70

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.