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Finding the Fourth Proportional to 364,885.80, 547,328.70 and 168,277.80

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Solution

The fourth proportional to 364,885.80, 547,328.70 and 168,277.80 is: 252,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,885.80 : 547,328.70 = 168,277.80 : x
  2. Step 2: Convert to fraction form
    364,885.80/547,328.70 = 168,277.80/x
  3. Step 3: Cross multiply
    364,885.80x = 547,328.70 × 168,277.80
  4. Step 4: Simplify right side
    364,885.80x = 92,103,269,512.86
  5. Step 5: Solve for x
    x = 92,103,269,512.86/364,885.80
  6. Step 6: Final answer
    x = 252,416.70

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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.