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Finding the Third Proportional to 615,242.50 and 1,338,197

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Solution

The third proportional to 615,242.50 and 1,338,197 is: 2,910,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,242.50 : 1,338,197 = 1,338,197 : x
  2. Step 2: Convert to fraction form
    615,242.50/1,338,197 = 1,338,197/x
  3. Step 3: Cross multiply
    615,242.50x = 1,338,197 × 1,338,197
  4. Step 4: Simplify right side
    615,242.50x = 1,790,771,210,809
  5. Step 5: Solve for x
    x = 1,790,771,210,809/615,242.50
  6. Step 6: Final answer
    x = 2,910,675.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.