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Finding the Third Proportional to 135,068.63 and 291,084.75

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Solution

The third proportional to 135,068.63 and 291,084.75 is: 627,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,068.63 : 291,084.75 = 291,084.75 : x
  2. Step 2: Convert to fraction form
    135,068.63/291,084.75 = 291,084.75/x
  3. Step 3: Cross multiply
    135,068.63x = 291,084.75 × 291,084.75
  4. Step 4: Simplify right side
    135,068.63x = 84,730,331,682.56
  5. Step 5: Solve for x
    x = 84,730,331,682.56/135,068.63
  6. Step 6: Final answer
    x = 627,313.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.