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Finding the Fourth Proportional to 341,283.78, 512,000.37 and 104,644.92

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Solution

The fourth proportional to 341,283.78, 512,000.37 and 104,644.92 is: 156,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,283.78 : 512,000.37 = 104,644.92 : x
  2. Step 2: Convert to fraction form
    341,283.78/512,000.37 = 104,644.92/x
  3. Step 3: Cross multiply
    341,283.78x = 512,000.37 × 104,644.92
  4. Step 4: Simplify right side
    341,283.78x = 53,578,237,758.62
  5. Step 5: Solve for x
    x = 53,578,237,758.62/341,283.78
  6. Step 6: Final answer
    x = 156,990.28

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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.