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Finding the Third Proportional to 113,929.88 and 249,302.81

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Solution

The third proportional to 113,929.88 and 249,302.81 is: 545,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,929.88 : 249,302.81 = 249,302.81 : x
  2. Step 2: Convert to fraction form
    113,929.88/249,302.81 = 249,302.81/x
  3. Step 3: Cross multiply
    113,929.88x = 249,302.81 × 249,302.81
  4. Step 4: Simplify right side
    113,929.88x = 62,151,892,320.41
  5. Step 5: Solve for x
    x = 62,151,892,320.41/113,929.88
  6. Step 6: Final answer
    x = 545,527.61

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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.