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Finding the Fourth Proportional to 310,246.20, 464,591.70 and 204,492.60

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Solution

The fourth proportional to 310,246.20, 464,591.70 and 204,492.60 is: 306,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,246.20 : 464,591.70 = 204,492.60 : x
  2. Step 2: Convert to fraction form
    310,246.20/464,591.70 = 204,492.60/x
  3. Step 3: Cross multiply
    310,246.20x = 464,591.70 × 204,492.60
  4. Step 4: Simplify right side
    310,246.20x = 95,005,564,671.42
  5. Step 5: Solve for x
    x = 95,005,564,671.42/310,246.20
  6. Step 6: Final answer
    x = 306,226.36

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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.