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Finding the Third Proportional to 134,051.63 and 279,127.69

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Solution

The third proportional to 134,051.63 and 279,127.69 is: 581,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,051.63 : 279,127.69 = 279,127.69 : x
  2. Step 2: Convert to fraction form
    134,051.63/279,127.69 = 279,127.69/x
  3. Step 3: Cross multiply
    134,051.63x = 279,127.69 × 279,127.69
  4. Step 4: Simplify right side
    134,051.63x = 77,912,265,929.10
  5. Step 5: Solve for x
    x = 77,912,265,929.10/134,051.63
  6. Step 6: Final answer
    x = 581,210.90

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.