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Finding the Fourth Proportional to 358,474.60, 537,711.90 and 246,500.20

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Solution

The fourth proportional to 358,474.60, 537,711.90 and 246,500.20 is: 369,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,474.60 : 537,711.90 = 246,500.20 : x
  2. Step 2: Convert to fraction form
    358,474.60/537,711.90 = 246,500.20/x
  3. Step 3: Cross multiply
    358,474.60x = 537,711.90 × 246,500.20
  4. Step 4: Simplify right side
    358,474.60x = 132,546,090,892.38
  5. Step 5: Solve for x
    x = 132,546,090,892.38/358,474.60
  6. Step 6: Final answer
    x = 369,750.30

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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.