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Finding the Fourth Proportional to 617,022.90, 925,599.15 and 196,200.90

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Solution

The fourth proportional to 617,022.90, 925,599.15 and 196,200.90 is: 294,321.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,022.90 : 925,599.15 = 196,200.90 : x
  2. Step 2: Convert to fraction form
    617,022.90/925,599.15 = 196,200.90/x
  3. Step 3: Cross multiply
    617,022.90x = 925,599.15 × 196,200.90
  4. Step 4: Simplify right side
    617,022.90x = 181,603,386,269.24
  5. Step 5: Solve for x
    x = 181,603,386,269.24/617,022.90
  6. Step 6: Final answer
    x = 294,321.96

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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.