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Finding the Third Proportional to 211,653 and 452,810.25

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Solution

The third proportional to 211,653 and 452,810.25 is: 968,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,653 : 452,810.25 = 452,810.25 : x
  2. Step 2: Convert to fraction form
    211,653/452,810.25 = 452,810.25/x
  3. Step 3: Cross multiply
    211,653x = 452,810.25 × 452,810.25
  4. Step 4: Simplify right side
    211,653x = 205,037,122,505.06
  5. Step 5: Solve for x
    x = 205,037,122,505.06/211,653
  6. Step 6: Final answer
    x = 968,741.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.