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Finding the Third Proportional to 177,545 and 249,731

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Solution

The third proportional to 177,545 and 249,731 is: 351,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,545 : 249,731 = 249,731 : x
  2. Step 2: Convert to fraction form
    177,545/249,731 = 249,731/x
  3. Step 3: Cross multiply
    177,545x = 249,731 × 249,731
  4. Step 4: Simplify right side
    177,545x = 62,365,572,361
  5. Step 5: Solve for x
    x = 62,365,572,361/177,545
  6. Step 6: Final answer
    x = 351,266.28

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.