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Finding the Third Proportional to 170,889.75 and 249,712.88

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Solution

The third proportional to 170,889.75 and 249,712.88 is: 364,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,889.75 : 249,712.88 = 249,712.88 : x
  2. Step 2: Convert to fraction form
    170,889.75/249,712.88 = 249,712.88/x
  3. Step 3: Cross multiply
    170,889.75x = 249,712.88 × 249,712.88
  4. Step 4: Simplify right side
    170,889.75x = 62,356,519,940.77
  5. Step 5: Solve for x
    x = 62,356,519,940.77/170,889.75
  6. Step 6: Final answer
    x = 364,893.27

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.