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Finding the Third Proportional to 210,567.50 and 456,599

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Solution

The third proportional to 210,567.50 and 456,599 is: 990,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,567.50 : 456,599 = 456,599 : x
  2. Step 2: Convert to fraction form
    210,567.50/456,599 = 456,599/x
  3. Step 3: Cross multiply
    210,567.50x = 456,599 × 456,599
  4. Step 4: Simplify right side
    210,567.50x = 208,482,646,801
  5. Step 5: Solve for x
    x = 208,482,646,801/210,567.50
  6. Step 6: Final answer
    x = 990,098.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.