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Finding the Third Proportional to 113,894 and 249,239

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Solution

The third proportional to 113,894 and 249,239 is: 545,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,894 : 249,239 = 249,239 : x
  2. Step 2: Convert to fraction form
    113,894/249,239 = 249,239/x
  3. Step 3: Cross multiply
    113,894x = 249,239 × 249,239
  4. Step 4: Simplify right side
    113,894x = 62,120,079,121
  5. Step 5: Solve for x
    x = 62,120,079,121/113,894
  6. Step 6: Final answer
    x = 545,420.12

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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.