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Finding the Third Proportional to 113,958 and 249,388

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Solution

The third proportional to 113,958 and 249,388 is: 545,765.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,958 : 249,388 = 249,388 : x
  2. Step 2: Convert to fraction form
    113,958/249,388 = 249,388/x
  3. Step 3: Cross multiply
    113,958x = 249,388 × 249,388
  4. Step 4: Simplify right side
    113,958x = 62,194,374,544
  5. Step 5: Solve for x
    x = 62,194,374,544/113,958
  6. Step 6: Final answer
    x = 545,765.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.