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Finding the Fourth Proportional to 295,529.80, 443,294.70 and 171,113.80

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Solution

The fourth proportional to 295,529.80, 443,294.70 and 171,113.80 is: 256,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,529.80 : 443,294.70 = 171,113.80 : x
  2. Step 2: Convert to fraction form
    295,529.80/443,294.70 = 171,113.80/x
  3. Step 3: Cross multiply
    295,529.80x = 443,294.70 × 171,113.80
  4. Step 4: Simplify right side
    295,529.80x = 75,853,840,636.86
  5. Step 5: Solve for x
    x = 75,853,840,636.86/295,529.80
  6. Step 6: Final answer
    x = 256,670.70

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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.