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Finding the Fourth Proportional to 348,423.36, 481,095.36 and 267,722.88

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Solution

The fourth proportional to 348,423.36, 481,095.36 and 267,722.88 is: 369,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,423.36 : 481,095.36 = 267,722.88 : x
  2. Step 2: Convert to fraction form
    348,423.36/481,095.36 = 267,722.88/x
  3. Step 3: Cross multiply
    348,423.36x = 481,095.36 × 267,722.88
  4. Step 4: Simplify right side
    348,423.36x = 128,800,235,333.84
  5. Step 5: Solve for x
    x = 128,800,235,333.84/348,423.36
  6. Step 6: Final answer
    x = 369,665.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.