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Finding the Third Proportional to 249,239.50 and 540,545

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Solution

The third proportional to 249,239.50 and 540,545 is: 1,172,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,239.50 : 540,545 = 540,545 : x
  2. Step 2: Convert to fraction form
    249,239.50/540,545 = 540,545/x
  3. Step 3: Cross multiply
    249,239.50x = 540,545 × 540,545
  4. Step 4: Simplify right side
    249,239.50x = 292,188,897,025
  5. Step 5: Solve for x
    x = 292,188,897,025/249,239.50
  6. Step 6: Final answer
    x = 1,172,321.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.