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Finding the Fourth Proportional to 348,366.60, 523,035.90 and 222,784.20

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Solution

The fourth proportional to 348,366.60, 523,035.90 and 222,784.20 is: 334,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,366.60 : 523,035.90 = 222,784.20 : x
  2. Step 2: Convert to fraction form
    348,366.60/523,035.90 = 222,784.20/x
  3. Step 3: Cross multiply
    348,366.60x = 523,035.90 × 222,784.20
  4. Step 4: Simplify right side
    348,366.60x = 116,524,134,552.78
  5. Step 5: Solve for x
    x = 116,524,134,552.78/348,366.60
  6. Step 6: Final answer
    x = 334,487.10

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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.