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Finding the Fourth Proportional to 550,766.80, 826,150.20 and 176,827.60

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Solution

The fourth proportional to 550,766.80, 826,150.20 and 176,827.60 is: 265,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,766.80 : 826,150.20 = 176,827.60 : x
  2. Step 2: Convert to fraction form
    550,766.80/826,150.20 = 176,827.60/x
  3. Step 3: Cross multiply
    550,766.80x = 826,150.20 × 176,827.60
  4. Step 4: Simplify right side
    550,766.80x = 146,086,157,105.52
  5. Step 5: Solve for x
    x = 146,086,157,105.52/550,766.80
  6. Step 6: Final answer
    x = 265,241.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.