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Finding the Third Proportional to 201,267.28 and 426,530.81

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Solution

The third proportional to 201,267.28 and 426,530.81 is: 903,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,267.28 : 426,530.81 = 426,530.81 : x
  2. Step 2: Convert to fraction form
    201,267.28/426,530.81 = 426,530.81/x
  3. Step 3: Cross multiply
    201,267.28x = 426,530.81 × 426,530.81
  4. Step 4: Simplify right side
    201,267.28x = 181,928,534,011.91
  5. Step 5: Solve for x
    x = 181,928,534,011.91/201,267.28
  6. Step 6: Final answer
    x = 903,915.10

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.