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Finding the Third Proportional to 124,619.25 and 270,271.50

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Solution

The third proportional to 124,619.25 and 270,271.50 is: 586,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,619.25 : 270,271.50 = 270,271.50 : x
  2. Step 2: Convert to fraction form
    124,619.25/270,271.50 = 270,271.50/x
  3. Step 3: Cross multiply
    124,619.25x = 270,271.50 × 270,271.50
  4. Step 4: Simplify right side
    124,619.25x = 73,046,683,712.25
  5. Step 5: Solve for x
    x = 73,046,683,712.25/124,619.25
  6. Step 6: Final answer
    x = 586,158.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.