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Finding the Third Proportional to 249,376 and 376,683

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Solution

The third proportional to 249,376 and 376,683 is: 568,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,376 : 376,683 = 376,683 : x
  2. Step 2: Convert to fraction form
    249,376/376,683 = 376,683/x
  3. Step 3: Cross multiply
    249,376x = 376,683 × 376,683
  4. Step 4: Simplify right side
    249,376x = 141,890,082,489
  5. Step 5: Solve for x
    x = 141,890,082,489/249,376
  6. Step 6: Final answer
    x = 568,980.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.