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Finding the Third Proportional to 545,578.50 and 1,178,271.75

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Solution

The third proportional to 545,578.50 and 1,178,271.75 is: 2,544,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,578.50 : 1,178,271.75 = 1,178,271.75 : x
  2. Step 2: Convert to fraction form
    545,578.50/1,178,271.75 = 1,178,271.75/x
  3. Step 3: Cross multiply
    545,578.50x = 1,178,271.75 × 1,178,271.75
  4. Step 4: Simplify right side
    545,578.50x = 1,388,324,316,848.06
  5. Step 5: Solve for x
    x = 1,388,324,316,848.06/545,578.50
  6. Step 6: Final answer
    x = 2,544,682.97

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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.