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Finding the Fourth Proportional to 267,715.36, 400,783.98 and 234,500.32

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Solution

The fourth proportional to 267,715.36, 400,783.98 and 234,500.32 is: 351,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,715.36 : 400,783.98 = 234,500.32 : x
  2. Step 2: Convert to fraction form
    267,715.36/400,783.98 = 234,500.32/x
  3. Step 3: Cross multiply
    267,715.36x = 400,783.98 × 234,500.32
  4. Step 4: Simplify right side
    267,715.36x = 93,983,971,560.87
  5. Step 5: Solve for x
    x = 93,983,971,560.87/267,715.36
  6. Step 6: Final answer
    x = 351,059.32

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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.