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Finding the Third Proportional to 124,643.81 and 272,124.56

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Solution

The third proportional to 124,643.81 and 272,124.56 is: 594,107.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,643.81 : 272,124.56 = 272,124.56 : x
  2. Step 2: Convert to fraction form
    124,643.81/272,124.56 = 272,124.56/x
  3. Step 3: Cross multiply
    124,643.81x = 272,124.56 × 272,124.56
  4. Step 4: Simplify right side
    124,643.81x = 74,051,777,515.82
  5. Step 5: Solve for x
    x = 74,051,777,515.82/124,643.81
  6. Step 6: Final answer
    x = 594,107.13

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.