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Finding the Third Proportional to 168,219.28 and 249,898.92

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Solution

The third proportional to 168,219.28 and 249,898.92 is: 371,238.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,219.28 : 249,898.92 = 249,898.92 : x
  2. Step 2: Convert to fraction form
    168,219.28/249,898.92 = 249,898.92/x
  3. Step 3: Cross multiply
    168,219.28x = 249,898.92 × 249,898.92
  4. Step 4: Simplify right side
    168,219.28x = 62,449,471,154.29
  5. Step 5: Solve for x
    x = 62,449,471,154.29/168,219.28
  6. Step 6: Final answer
    x = 371,238.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.