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Finding the Third Proportional to 115,955.58 and 249,440.77

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Solution

The third proportional to 115,955.58 and 249,440.77 is: 536,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,955.58 : 249,440.77 = 249,440.77 : x
  2. Step 2: Convert to fraction form
    115,955.58/249,440.77 = 249,440.77/x
  3. Step 3: Cross multiply
    115,955.58x = 249,440.77 × 249,440.77
  4. Step 4: Simplify right side
    115,955.58x = 62,220,695,555.59
  5. Step 5: Solve for x
    x = 62,220,695,555.59/115,955.58
  6. Step 6: Final answer
    x = 536,590.79

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.