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Finding the Fourth Proportional to 367,005, 550,599.98 and 104,349

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Solution

The fourth proportional to 367,005, 550,599.98 and 104,349 is: 156,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,005 : 550,599.98 = 104,349 : x
  2. Step 2: Convert to fraction form
    367,005/550,599.98 = 104,349/x
  3. Step 3: Cross multiply
    367,005x = 550,599.98 × 104,349
  4. Step 4: Simplify right side
    367,005x = 57,454,557,313.02
  5. Step 5: Solve for x
    x = 57,454,557,313.02/367,005
  6. Step 6: Final answer
    x = 156,549.79

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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.