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Finding the Third Proportional to 249,309 and 373,889.25

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Solution

The third proportional to 249,309 and 373,889.25 is: 560,722.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,309 : 373,889.25 = 373,889.25 : x
  2. Step 2: Convert to fraction form
    249,309/373,889.25 = 373,889.25/x
  3. Step 3: Cross multiply
    249,309x = 373,889.25 × 373,889.25
  4. Step 4: Simplify right side
    249,309x = 139,793,171,265.56
  5. Step 5: Solve for x
    x = 139,793,171,265.56/249,309
  6. Step 6: Final answer
    x = 560,722.52

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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.