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Finding the Fourth Proportional to 311,852.60, 466,904.10 and 303,104.60

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Solution

The fourth proportional to 311,852.60, 466,904.10 and 303,104.60 is: 453,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,852.60 : 466,904.10 = 303,104.60 : x
  2. Step 2: Convert to fraction form
    311,852.60/466,904.10 = 303,104.60/x
  3. Step 3: Cross multiply
    311,852.60x = 466,904.10 × 303,104.60
  4. Step 4: Simplify right side
    311,852.60x = 141,520,780,468.86
  5. Step 5: Solve for x
    x = 141,520,780,468.86/311,852.60
  6. Step 6: Final answer
    x = 453,806.64

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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.