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Finding the Fourth Proportional to 365,265.80, 547,898.70 and 168,657.80

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Solution

The fourth proportional to 365,265.80, 547,898.70 and 168,657.80 is: 252,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,265.80 : 547,898.70 = 168,657.80 : x
  2. Step 2: Convert to fraction form
    365,265.80/547,898.70 = 168,657.80/x
  3. Step 3: Cross multiply
    365,265.80x = 547,898.70 × 168,657.80
  4. Step 4: Simplify right side
    365,265.80x = 92,407,389,364.86
  5. Step 5: Solve for x
    x = 92,407,389,364.86/365,265.80
  6. Step 6: Final answer
    x = 252,986.70

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Similar ratio
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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.