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Finding the Fourth Proportional to 298,209.59, 411,372.43 and 177,264.84

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Solution

The fourth proportional to 298,209.59, 411,372.43 and 177,264.84 is: 244,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,209.59 : 411,372.43 = 177,264.84 : x
  2. Step 2: Convert to fraction form
    298,209.59/411,372.43 = 177,264.84/x
  3. Step 3: Cross multiply
    298,209.59x = 411,372.43 × 177,264.84
  4. Step 4: Simplify right side
    298,209.59x = 72,921,867,984.36
  5. Step 5: Solve for x
    x = 72,921,867,984.36/298,209.59
  6. Step 6: Final answer
    x = 244,532.27

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1.5x scale

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.