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Finding the Third Proportional to 157,281.75 and 336,808.13

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Solution

The third proportional to 157,281.75 and 336,808.13 is: 721,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,281.75 : 336,808.13 = 336,808.13 : x
  2. Step 2: Convert to fraction form
    157,281.75/336,808.13 = 336,808.13/x
  3. Step 3: Cross multiply
    157,281.75x = 336,808.13 × 336,808.13
  4. Step 4: Simplify right side
    157,281.75x = 113,439,713,066.02
  5. Step 5: Solve for x
    x = 113,439,713,066.02/157,281.75
  6. Step 6: Final answer
    x = 721,251.60

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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.