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Finding the Third Proportional to 249,790 and 374,692

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Solution

The third proportional to 249,790 and 374,692 is: 562,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,790 : 374,692 = 374,692 : x
  2. Step 2: Convert to fraction form
    249,790/374,692 = 374,692/x
  3. Step 3: Cross multiply
    249,790x = 374,692 × 374,692
  4. Step 4: Simplify right side
    249,790x = 140,394,094,864
  5. Step 5: Solve for x
    x = 140,394,094,864/249,790
  6. Step 6: Final answer
    x = 562,048.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.