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Finding the Third Proportional to 199,990.13 and 437,393.25

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Solution

The third proportional to 199,990.13 and 437,393.25 is: 956,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,990.13 : 437,393.25 = 437,393.25 : x
  2. Step 2: Convert to fraction form
    199,990.13/437,393.25 = 437,393.25/x
  3. Step 3: Cross multiply
    199,990.13x = 437,393.25 × 437,393.25
  4. Step 4: Simplify right side
    199,990.13x = 191,312,855,145.56
  5. Step 5: Solve for x
    x = 191,312,855,145.56/199,990.13
  6. Step 6: Final answer
    x = 956,611.51

Related Problems

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.