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Finding the Fourth Proportional to 249,960.66, 344,727.54 and 177,219.96

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Solution

The fourth proportional to 249,960.66, 344,727.54 and 177,219.96 is: 244,408.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,960.66 : 344,727.54 = 177,219.96 : x
  2. Step 2: Convert to fraction form
    249,960.66/344,727.54 = 177,219.96/x
  3. Step 3: Cross multiply
    249,960.66x = 344,727.54 × 177,219.96
  4. Step 4: Simplify right side
    249,960.66x = 61,092,600,849.70
  5. Step 5: Solve for x
    x = 61,092,600,849.70/249,960.66
  6. Step 6: Final answer
    x = 244,408.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.