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Finding the Third Proportional to 116,478 and 249,576

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Solution

The third proportional to 116,478 and 249,576 is: 534,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,478 : 249,576 = 249,576 : x
  2. Step 2: Convert to fraction form
    116,478/249,576 = 249,576/x
  3. Step 3: Cross multiply
    116,478x = 249,576 × 249,576
  4. Step 4: Simplify right side
    116,478x = 62,288,179,776
  5. Step 5: Solve for x
    x = 62,288,179,776/116,478
  6. Step 6: Final answer
    x = 534,763.47

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.